{
  "description": "Browse aymeric's, an independent, searchable archive of readable snapshots from followed feeds, preserved in Git with aggr.",
  "feed_url": "https://aggr.aymericbeaumet.com/sources/youtube.com/@PracticalEngineeringChannel/feed.json",
  "home_page_url": "https://aggr.aymericbeaumet.com/sources/youtube.com/@PracticalEngineeringChannel/",
  "items": [
    {
      "authors": [
        {
          "name": "Practical Engineering"
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      "content_html": "<p>External fire escapes are becoming a thing of the past<br />\n📰 Go to <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://ground.news/practicalengineering\">https://ground.news/practicalengineering</a> to get 40% off unlimited access to the news tool I use. It helps you cut through the noise and understand how stories are being reported across the spectrum.</p>\n<p>Writing building regulations is a messy process, and there really is rarely a single “right” answer. There are just tradeoffs that affect every building differently and ripple through space, time, and the economy.</p>\n<p>📖My new book, Disasters By Design: How Engineering Failures Shaped the Modern World is coming March 2, 2027 and available for preorder now.<br />\nUS: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/\">https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/</a><br />\nUK: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508\">https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508</a><br />\nMore About the Book: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://practical.engineering/books\">https://practical.engineering/books</a></p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-whatever-happened-to-fire-escapes\">https://nebula.tv/videos/practical-engineering-whatever-happened-to-fire-escapes</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady\">https://www.facebook.com/PracticalEngineerGrady</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by Ground News.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nEdge of a Knife composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWoodland Expedition composed by Caleb Winters<br />\nAural Imprints from Epidemic Sound<br />\nHeart Beam from Epidemic Sound<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-10-20T13:03:42+00:00",
      "date_published": "2026-10-20T13:00:19+00:00",
      "external_url": "https://www.youtube.com/watch?v=awV7FP9sAHE",
      "id": "urn:aggr:item:ef72261bea1b83878c513ef697b0493f70095a5f",
      "image": "https://i2.ytimg.com/vi/awV7FP9sAHE/hqdefault.jpg",
      "summary": "External fire escapes are becoming a thing of the past 📰 Go to https://ground.news/practicalengineering to get 40% off unlimited access to the news tool I use. It helps you cut through the noise and understand how stories are being…",
      "tags": [
        "science"
      ],
      "title": "Whatever Happened to Fire Escapes?",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-10-20-whatever-happened-to-fire-escapes/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "",
      "date_modified": "2026-10-06T13:05:41+00:00",
      "date_published": "2026-10-06T13:00:17+00:00",
      "external_url": "https://www.youtube.com/watch?v=5_B1Mq02wcI",
      "id": "urn:aggr:item:c55b4975d2cb1fc683e8adfb219c3d8d0ee57db4",
      "image": "https://i2.ytimg.com/vi/5_B1Mq02wcI/hqdefault.jpg",
      "summary": "Pressure regulators are Victorian-era mechanical computers, and I cut one in half so we can see how it works ⚙️ Check out SendCutSend for custom parts fabricated from your CAD: http://sendcutsend.com/practicalengineering I just love that…",
      "tags": [
        "science"
      ],
      "title": "The Hidden Engineering of Pressure Regulators",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-10-06-the-hidden-engineering-of-pressure-regulators/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>Can you collect them all?<br />\nWant to restore the planet's ecosystems and see your impact in monthly videos? The first 100 people to join Planet Wild with my code PRACTICAL29 will get the first month paid for by me: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://planetwild.com/r/practicalengineering/join/29\">https://planetwild.com/r/practicalengineering/join/29</a><br />\nIf you want to get to know them better first, check out their mission rewilding transmission lines: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://planetwild.com/r/practicalengineering/m15/29\">https://planetwild.com/r/practicalengineering/m15/29</a></p>\n<p>Just like the periodic table of the elements, the NEMA connection standards are a bit messy. And that’s what I love about them.</p>\n<p>📖My new book, Disasters By Design: How Engineering Failures Shaped the Modern World is coming March 2, 2027 and available for preorder now.<br />\nUS: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/\">https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/</a><br />\nUK: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508\">https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508</a><br />\nMore About the Book: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://practical.engineering/books\">https://practical.engineering/books</a></p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-every-us-electrical-outlet-explained\">https://nebula.tv/videos/practical-engineering-every-us-electrical-outlet-explained</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by Planet Wild.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nCactus Song from Epidemic Sound<br />\nMidnight in Paris composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWater and Light composed by Caleb Winters<br />\nWoodland Expedition composed by Caleb Winters<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-15T13:08:40+00:00",
      "date_published": "2026-09-15T13:00:35+00:00",
      "external_url": "https://www.youtube.com/watch?v=n_1wzYQwnts",
      "id": "urn:aggr:item:5fcb1b00b1161111165eb1e433ac66124c6d23d1",
      "summary": "Can you collect them all? Want to restore the planet's ecosystems and see your impact in monthly videos? The first 100 people to join Planet Wild with my code PRACTICAL29 will get the first month paid for by me:…",
      "tags": [
        "science"
      ],
      "title": "Every US Electrical Outlet Explained",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-09-15-every-us-electrical-outlet-explained/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>Buffer stops and bumping posts are hidden in plain sight<br />\n⚙️ Check out SendCutSend for custom parts fabricated from your CAD: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://sendcutsend.com/practicalengineering\">http://sendcutsend.com/practicalengineering</a></p>\n<p>As long as we rely on rail, the &quot;simple&quot; physics of stopping will always be a complex balancing act.</p>\n<p>📖My new book, Disasters By Design: How Engineering Failures Shaped the Modern World is coming March 2, 2027 and available for preorder now.<br />\nUS: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/\">https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/</a><br />\nUK: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508\">https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508</a><br />\nMore About the Book: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://practical.engineering/books\">https://practical.engineering/books</a></p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-stopping-the-unstoppable\">https://nebula.tv/videos/practical-engineering-stopping-the-unstoppable</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nEdge of a Knife composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nPractical Engineering Theme composed by Caleb Winters<br />\nWater and Light composed by Caleb Winters<br />\nWoodland Expedition composed by Caleb Winters<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-01T13:02:57+00:00",
      "date_published": "2026-09-01T13:00:00+00:00",
      "external_url": "https://www.youtube.com/watch?v=-17mPnFxi30",
      "id": "urn:aggr:item:64fd4c7ff726437eb48a2b06064827b849c73162",
      "summary": "Buffer stops and bumping posts are hidden in plain sight ⚙️ Check out SendCutSend for custom parts fabricated from your CAD: http://sendcutsend.com/practicalengineering As long as we rely on rail, the \"simple\" physics of stopping will…",
      "tags": [
        "science"
      ],
      "title": "Stopping the Unstoppable",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-09-01-stopping-the-unstoppable/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>Want to restore the planet’s ecosystems and see your impact in monthly videos? The first 100 people to join Planet Wild with my code PRACTICAL8 will get the first month paid for by me: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://planetwild.com/r/practicalengineering/join/8\">https://planetwild.com/r/practicalengineering/join/8</a><br />\nIf you want to get to know them better first, check out their wildlife crossings mission: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://planetwild.com/r/practicalengineering/m36/8\">https://planetwild.com/r/practicalengineering/m36/8</a></p>\n<p>Do the beavers have a better dam system?</p>\n<p>📖My new book, Disasters By Design: How Engineering Failures Shaped the Modern World is coming March 2, 2027 and available for preorder now.<br />\nUS: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/\">https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/</a><br />\nUK: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508\">https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508</a><br />\nMore About the Book: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://practical.engineering/books\">https://practical.engineering/books</a></p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-are-beavers-actually-good-at-dams\">https://nebula.tv/videos/practical-engineering-are-beavers-actually-good-at-dams</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by Planet Wild.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios<br />\nThanks to Ian Slater for sharing some beaver footage (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/@porchlandia\">https://www.youtube.com/@porchlandia</a>)</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nRecycled Mood from Epidemic Sound<br />\nTapped Out from Epidemic Sound<br />\nWater and Light composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nEdge of a Knife composed by Caleb Winters<br />\nWoodland Expedition composed by Caleb Winters<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T07:31:15+00:00",
      "date_published": "2026-08-18T13:00:21+00:00",
      "external_url": "https://www.youtube.com/watch?v=r1wwtGgnzg4",
      "id": "urn:aggr:item:32c645918171624cf6067301f860b14d79273e44",
      "summary": "Want to restore the planet’s ecosystems and see your impact in monthly videos? The first 100 people to join Planet Wild with my code PRACTICAL8 will get the first month paid for by me: https://planetwild.com/r/practicalengineering/join/8…",
      "tags": [
        "science"
      ],
      "title": "Are Beavers Actually Good at Dams?",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-08-18-are-beavers-actually-good-at-dams/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>I love geocells<br />\n⚙️ Check out SendCutSend for custom parts fabricated from your CAD: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://sendcutsend.com/practicalengineering\">http://sendcutsend.com/practicalengineering</a></p>\n<p>Sometimes it’s not all about more massive concrete slabs or the brute strength of steel, but just a little bit of clever geometry and some dirt.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-the-grid-that-doubles-the-strength-of-the-ground\">https://nebula.tv/videos/practical-engineering-the-grid-that-doubles-the-strength-of-the-ground</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nCactus Song from Epidemic Sound<br />\nPractical Engineering Theme composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nKeyless Entry from Epidemic Sound<br />\nWoodland Expedition composed by Caleb Winters<br />\nWater and Light composed by Caleb Winters<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T07:50:55+00:00",
      "date_published": "2026-08-04T13:00:39+00:00",
      "external_url": "https://www.youtube.com/watch?v=stQfGfUSLQg",
      "id": "urn:aggr:item:baedf88040c86a779994ea268a39f7fa2d8c8d85",
      "summary": "I love geocells ⚙️ Check out SendCutSend for custom parts fabricated from your CAD: http://sendcutsend.com/practicalengineering Sometimes it’s not all about more massive concrete slabs or the brute strength of steel, but just a little bit…",
      "tags": [
        "science"
      ],
      "title": "The Grid That Doubles the Strength of the Ground",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-08-04-the-grid-that-doubles-the-strength-of-the-ground/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>A tour of the subsurface in NYC<br />\n⚙️ Check out SendCutSend for custom parts fabricated from your CAD: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://sendcutsend.com/practicalengineering\">http://sendcutsend.com/practicalengineering</a></p>\n<p>Errata: At 8:00, winding are showing a step-up transformer and should be swapped.</p>\n<p>The underground of New York is almost a city within a city. We kind of get used to having all these utilities and services that it’s easy to forget the physical space they all take up and the work that goes into installing and maintaining them.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-whats-under-your-feet-in-new-york-city\">https://nebula.tv/videos/practical-engineering-whats-under-your-feet-in-new-york-city</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nHimalayan Spell from Epidemic Sound<br />\nKeyless Entry from Epidemic Sound<br />\nWater and Light composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nTapped Out from Epidemic Sound<br />\nWoodland Expedition composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T11:43:09+00:00",
      "date_published": "2026-07-21T13:02:12+00:00",
      "external_url": "https://www.youtube.com/watch?v=Iclf_JnPkKw",
      "id": "urn:aggr:item:e8be4f34d3fc89d9283a85b426f81afa2e23d366",
      "summary": "A tour of the subsurface in NYC ⚙️ Check out SendCutSend for custom parts fabricated from your CAD: http://sendcutsend.com/practicalengineering Errata: At 8:00, winding are showing a step-up transformer and should be swapped. The…",
      "tags": [
        "science"
      ],
      "title": "What's Under Your Feet in New York City?",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-07-21-what-s-under-your-feet-in-new-york-city/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>Based on a chapter from Disasters By Design: How Engineering Failures Shaped the Modern World by Grady Hillhouse, coming March 2, 2027, and available for preorder now.<br />\nUS: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/\">https://www.penguinrandomhouse.com/books/786143/disasters-by-design-by-grady-hillhouse/</a><br />\nUK: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508\">https://www.penguin.co.uk/books/476190/disasters-by-design-by-hillhouse-grady/9780241798508</a><br />\nMore About the Book: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://practical.engineering/books\">https://practical.engineering/books</a></p>\n<p>What happened in New Orleans in August 2005 wasn’t a natural disaster. A number of engineering errors made the hurricane far more deadly than it would have been otherwise. And I built a model to show you why.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-why-the-levees-failed-in-new-orleans\">https://nebula.tv/videos/practical-engineering-why-the-levees-failed-in-new-orleans</a></p>\n<p>Signed copies of my first book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nAural Imprints from Epidemic Sound<br />\nRhubarb from Epidemic Sound<br />\nWoodland Expedition composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nMagnified XY from Epidemic Sound<br />\nAll Parts Equal from Epidemic Sound<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T07:10:46+00:00",
      "date_published": "2026-07-07T13:00:05+00:00",
      "external_url": "https://www.youtube.com/watch?v=Ku_ockR2t44",
      "id": "urn:aggr:item:43fbc992fa0e2d2a55c4663ebe309fcaf18543b7",
      "summary": "Based on a chapter from Disasters By Design: How Engineering Failures Shaped the Modern World by Grady Hillhouse, coming March 2, 2027, and available for preorder now. US:…",
      "tags": [
        "science"
      ],
      "title": "The Mind-Blowing Flaw That Flooded New Orleans",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-07-07-the-mind-blowing-flaw-that-flooded-new-orleans/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>The complex engineering involved in demolishing the I-74 Mississippi River Bridge.<br />\n🌌Get Nebula using my link for 50% off an annual subscription: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://go.nebula.tv/practical-engineering\">https://go.nebula.tv/practical-engineering</a><br />\n🚣Watch The Anatomy of: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/realengineering/the-anatomy-of?ref=practical-engineering\">https://nebula.tv/realengineering/the-anatomy-of?ref=practical-engineering</a></p>\n<p>No shade at all to the new bridges, but honestly I think taking the old ones down was the coolest part of the entire replacement project.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-how-to-demolish-a-bridge\">https://nebula.tv/videos/practical-engineering-how-to-demolish-a-bridge</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThanks to IOWA DOT, Helm Civil, and Genesis Structures for sharing information about the project.<br />\nThis video is sponsored by Nebula.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nKeyless Entry from Epidemic Sound<br />\nPractical Engineering Theme composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWoodland Expedition composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWater and Light composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T15:19:27+00:00",
      "date_published": "2026-06-16T11:37:54+00:00",
      "external_url": "https://www.youtube.com/watch?v=7oi4yMr8Rjk",
      "id": "urn:aggr:item:0323e44d1c065406669d66c4667ec66897cefd36",
      "summary": "The complex engineering involved in demolishing the I-74 Mississippi River Bridge. 🌌Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/practical-engineering 🚣Watch The Anatomy of:…",
      "tags": [
        "science"
      ],
      "title": "Bridge Demolition is Complicated",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-06-16-bridge-demolition-is-complicated/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>The bizarre science of washboards on unpaved roads<br />\n⚙️ Check out SendCutSend for custom parts fabricated from your CAD: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://sendcutsend.com/practicalengineering\">http://sendcutsend.com/practicalengineering</a></p>\n<p>The more we understand the physics of washboarding, the better we can engineer roads that stay safe, smooth, and reliable.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-why-roads-get-washboards\">https://nebula.tv/videos/practical-engineering-why-roads-get-washboards</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nKeyless Entry from Epidemic Sound<br />\nPractical Engineering Theme composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWoodland Expedition composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWater and Light composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T07:14:23+00:00",
      "date_published": "2026-06-02T13:00:23+00:00",
      "external_url": "https://www.youtube.com/watch?v=3YvwqMDDb3k",
      "id": "urn:aggr:item:141ab69e86cc7235905edbc600b3e580bf020878",
      "summary": "The bizarre science of washboards on unpaved roads ⚙️ Check out SendCutSend for custom parts fabricated from your CAD: http://sendcutsend.com/practicalengineering The more we understand the physics of washboarding, the better we can…",
      "tags": [
        "science"
      ],
      "title": "Why Roads Get Washboards",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-06-02-why-roads-get-washboards/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>The wild story of Mosul Dam in northern Iraq<br />\n🌌Get Nebula using my link for 50% off an annual subscription: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://go.nebula.tv/practical-engineering\">https://go.nebula.tv/practical-engineering</a><br />\n🚣Watch The Anatomy of: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/realengineering/the-anatomy-of?ref=practical-engineering\">https://nebula.tv/realengineering/the-anatomy-of?ref=practical-engineering</a></p>\n<p>For the past 40 years or so, the problem at Mosul Dam has been ongoing, scrutinized by some of the most preeminent engineers across the world and complicated by politics, bureaucracy, and armed conflict.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-fixing-the-most-dangerous-dam-in-the-world\">https://nebula.tv/videos/practical-engineering-fixing-the-most-dangerous-dam-in-the-world</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by Nebula.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nPattern View from Epidemic Sound<br />\nMagnified XY from Epidemic Sound<br />\nAural Imprints from Epidemic Sound<br />\nCactus Song from Epidemic Sound<br />\nAll Parts Equal from Epidemic Sound<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T10:05:14+00:00",
      "date_published": "2026-05-19T13:00:31+00:00",
      "external_url": "https://www.youtube.com/watch?v=DWLcmq_DiaA",
      "id": "urn:aggr:item:25bb1db874e0f6f671766fdd6efd7bbfc8a2a5c6",
      "summary": "The wild story of Mosul Dam in northern Iraq 🌌Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/practical-engineering 🚣Watch The Anatomy of:…",
      "tags": [
        "science"
      ],
      "title": "Fixing the Most Dangerous Dam in the World",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-05-19-fixing-the-most-dangerous-dam-in-the-world/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>_Closed Conduit Hydraulics_ is a place where intuitions don’t always serve you well<br />\n⚙️ Check out SendCutSend for custom parts fabricated from your CAD: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://sendcutsend.com/practicalengineering\">http://sendcutsend.com/practicalengineering</a></p>\n<p>The garden hose is a backyard version of the same problem engineers and operators deal with every day: how much flow can you get through a real system, and what does it cost you in pressure?</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-the-physics-behind-the-thumb-trick\">https://nebula.tv/videos/practical-engineering-the-physics-behind-the-thumb-trick</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nTapped Out from Epidemic Sound<br />\nPractical Engineering Theme composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWater and Light composed by Caleb Winters<br />\nWoodland Expedition composed by Caleb Winters<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-01T06:22:26+00:00",
      "date_published": "2026-05-05T13:01:16+00:00",
      "external_url": "https://www.youtube.com/watch?v=fKuIJ_z2Y6A",
      "id": "urn:aggr:item:85da0edf0ceed1838058270029f7641383f4e67d",
      "summary": "Closed Conduit Hydraulics is a place where intuitions don’t always serve you well ⚙️ Check out SendCutSend for custom parts fabricated from your CAD: http://sendcutsend.com/practicalengineering The garden hose is a backyard version of the…",
      "tags": [
        "science"
      ],
      "title": "The Physics Behind the Thumb Trick",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-05-05-the-physics-behind-the-thumb-trick/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>This year is the 50th anniversary of the Teton Dam Failure<br />\n🌌Get Nebula using my link for 50% off an annual subscription: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://go.nebula.tv/practical-engineering\">https://go.nebula.tv/practical-engineering</a><br />\n🚣Watch Joe Scott - Oldest and Newest Places on Earth: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/oldestnewest?ref=practical-engineering\">https://nebula.tv/oldestnewest?ref=practical-engineering</a></p>\n<p>Teton was one of the most dramatic and catalyzing dam failures of the 20th century in the US.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-the-wild-story-of-the-teton-dam-failure\">https://nebula.tv/videos/practical-engineering-the-wild-story-of-the-teton-dam-failure</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by Nebula.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nBuilding Blocks from Epidemic Sound<br />\nAural Imprints from Epidemic Sound<br />\nAddicted To Me from Epidemic Sound<br />\nMagnified XY from Epidemic Sound<br />\nThe Road Less Travelled from Epidemic Sound<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T14:02:56+00:00",
      "date_published": "2026-04-21T13:00:28+00:00",
      "external_url": "https://www.youtube.com/watch?v=J7ieKmP96Hc",
      "id": "urn:aggr:item:4cc192fe1584290555dc239c37490e1c01e4bf8d",
      "summary": "This year is the 50th anniversary of the Teton Dam Failure 🌌Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/practical-engineering 🚣Watch Joe Scott - Oldest and Newest Places on Earth:…",
      "tags": [
        "science"
      ],
      "title": "The Wild Story of the Teton Dam Failure",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-04-21-the-wild-story-of-the-teton-dam-failure/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>An overview of fuse plug and fusible gate spillways<br />\n⚙️ Check out SendCutSend for custom parts fabricated from your CAD: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://sendcutsend.com/practicalengineering\">http://sendcutsend.com/practicalengineering</a></p>\n<p>Most of the largest dams in the world have gated spillways with whole teams of staff dedicated to their operation. But it’s still a challenge, especially for small owners like cities. So there is another option, kind of in between controlled and uncontrolled spillways, and its use is growing worldwide.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-spillways-that-fail-on-purpose\">https://nebula.tv/videos/practical-engineering-spillways-that-fail-on-purpose</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nAddicted To Me from Epidemic Sound<br />\nPractical Engineering Theme composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nTapped Out from Epidemic Sound<br />\nWater and Light composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nBuilding Blocks from Epidemic Sound<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T12:42:05+00:00",
      "date_published": "2026-04-07T13:01:01+00:00",
      "external_url": "https://www.youtube.com/watch?v=UF63eFJmbrQ",
      "id": "urn:aggr:item:986fad46cc84e528830c78f331c09492926b14f4",
      "summary": "An overview of fuse plug and fusible gate spillways ⚙️ Check out SendCutSend for custom parts fabricated from your CAD: http://sendcutsend.com/practicalengineering Most of the largest dams in the world have gated spillways with whole teams…",
      "tags": [
        "science"
      ],
      "title": "This Spillway Failed On Purpose",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-04-07-this-spillway-failed-on-purpose/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>A little tour of the Los Angeles Aqueduct system<br />\n🌌Get Nebula using my link for 50% off an annual subscription: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://go.nebula.tv/Practical-Engineering\">https://go.nebula.tv/Practical-Engineering</a><br />\n🚣Watch The Colorado Problem: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/thecoloradoproblem?ref=practical-engineering\">https://nebula.tv/thecoloradoproblem?ref=practical-engineering</a></p>\n<p>The story of the LA aqueduct in a nutshell: The project seemed obvious from an engineering perspective. But it many ways, it was not only unscrupulous, but also short-sighted.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-the-los-angeles-aqueduct-is-wild\">https://nebula.tv/videos/practical-engineering-the-los-angeles-aqueduct-is-wild</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by Nebula.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nRecycled Mood from Epidemic Sound<br />\nCave Thoughts composed by Donovan Bullen (Nebula Studios)<br />\nMagnified XY from Epidemic Sound<br />\nBuilding Blocks from Epidemic Sound<br />\nAll Parts Equal from Epidemic Sound<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T13:00:24+00:00",
      "date_published": "2026-03-17T13:00:44+00:00",
      "external_url": "https://www.youtube.com/watch?v=PhW2BjFQCZM",
      "id": "urn:aggr:item:3d473467e2f0fa30bc9834fe594dad9b42e08576",
      "summary": "A little tour of the Los Angeles Aqueduct system 🌌Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/Practical-Engineering 🚣Watch The Colorado Problem:…",
      "tags": [
        "science"
      ],
      "title": "The Los Angeles Aqueduct is Wild",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-03-17-the-los-angeles-aqueduct-is-wild/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>An overview of seismic base isolation for buildings</p>\n<p>Earthquakes are such a challenge in engineering: unpredictable both in time and intensity. But I love this solution of base isolation because it’s so intuitive. It’s something my five-year-old would come up with: just put a suspension system on a building.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-earthquakeproof-foundations\">https://nebula.tv/videos/practical-engineering-earthquakeproof-foundations</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nAural Imprints from Epidemic Sound<br />\nPractical Engineering Theme composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWoodland Expedition composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nCactus Song from Epidemic Sound<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-04T08:38:53+00:00",
      "date_published": "2026-03-03T14:01:26+00:00",
      "external_url": "https://www.youtube.com/watch?v=qt2j2gn0yWc",
      "id": "urn:aggr:item:802e6919ffe0ca49ba05b6ff7fd6f77e5fd8db51",
      "summary": "An overview of seismic base isolation for buildings Earthquakes are such a challenge in engineering: unpredictable both in time and intensity. But I love this solution of base isolation because it’s so intuitive. It’s something my…",
      "tags": [
        "science"
      ],
      "title": "How Earthquake Bearings Work",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-03-03-how-earthquake-bearings-work/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>Some of us just yearn for the mines.<br />\n🌌Get Nebula using my link for 50% off an annual subscription: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://go.nebula.tv/Practical-Engineering\">https://go.nebula.tv/Practical-Engineering</a><br />\n🚆Watch A Bit Obscure: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/abitfrank/a-bit-obscure?ref=practical-engineering\">https://nebula.tv/abitfrank/a-bit-obscure?ref=practical-engineering</a></p>\n<p>Mentions in the intro:<br />\n@colinfurze<br />\n@GhostTownLiving<br />\n@saveitforparts<br />\n@JerryRigEverything</p>\n<p>A little exploration into modern tunnel construction methods used in public infrastructure and how those lessons can be applied to endeavors of the more homemade variety.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-so-you-want-to-build-a-tunnel\">https://nebula.tv/videos/practical-engineering-so-you-want-to-build-a-tunnel</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by Nebula.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nThe Early Bird from Epidemic Sound<br />\nRhubarb from Epidemic Sound<br />\nWoodland Expedition composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-07T16:37:31+00:00",
      "date_published": "2026-02-17T14:00:50+00:00",
      "external_url": "https://www.youtube.com/watch?v=Ssw5bdx1HKw",
      "id": "urn:aggr:item:11759cc95e3c0463c607b632f6d99bf410096e0c",
      "summary": "Some of us just yearn for the mines. 🌌Get Nebula using my link for 50% off an annual subscription: https://go.nebula.tv/Practical-Engineering 🚆Watch A Bit Obscure: https://nebula.tv/abitfrank/a-bit-obscure?ref=practical-engineering…",
      "tags": [
        "science"
      ],
      "title": "So You Want to Build a Tunnel...",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-02-17-so-you-want-to-build-a-tunnel/"
    },
    {
      "authors": [
        {
          "name": "Practical Engineering"
        }
      ],
      "content_html": "<p>An overview of the engineering behind stormwater ponds</p>\n<p>Errata: 5 acres is about 2 hectares. Sorry for the conversion error!</p>\n<p>Part park, part plumbing, mostly hiding in plain sight, they are often carefully tuned pieces of infrastructure that help keep the city’s head above water.</p>\n<p>Watch this video ad-free on Nebula: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://nebula.tv/videos/practical-engineering-the-hidden-engineering-of-stormwater-ponds\">https://nebula.tv/videos/practical-engineering-the-hidden-engineering-of-stormwater-ponds</a></p>\n<p>Signed copies of my book (plus other cool stuff) are available here: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://store.practical.engineering/\">https://store.practical.engineering/</a></p>\n<p>Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!</p>\n<p>CONNECT WITH ME<br />\n____________________________________<br />\nWebsite: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://practical.engineering\">http://practical.engineering</a><br />\nTwitter: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://twitter.com/HillhouseGrady\">https://twitter.com/HillhouseGrady</a><br />\nInstagram: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.instagram.com/practicalengineering\">https://www.instagram.com/practicalengineering</a><br />\nReddit: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.reddit.com/r/PracticalEngineering\">https://www.reddit.com/r/PracticalEngineering</a><br />\nFacebook: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.facebook.com/PracticalEngineerGrady%E2%80%8B\">https://www.facebook.com/PracticalEngineerGrady​</a><br />\nPatreon: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"http://patreon.com/PracticalEngineering\">http://patreon.com/PracticalEngineering</a></p>\n<p>SPONSORSHIP INQUIRIES<br />\n____________________________________<br />\nPlease email my agent at <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"mailto:practicalengineering@standard.tv\">practicalengineering@standard.tv</a></p>\n<p>DISCLAIMER<br />\n____________________________________<br />\nThis is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.</p>\n<p>SPECIAL THANKS<br />\n____________________________________<br />\nThis video is sponsored by SendCutSend.<br />\nStock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.<br />\nVideo by Grady Hillhouse<br />\nEdited by Wesley Crump<br />\nProduced by Ralph Crewe<br />\nGraphics by Nebula Studios</p>\n<p>MUSIC CREDITS<br />\n____________________________________<br />\nCactus Song from Epidemic Sound<br />\nPractical Engineering Theme composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWoodland Expedition composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nWater and Light composed by Caleb Winters (<a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://beacons.ai/calebwinters\">https://beacons.ai/calebwinters</a>)<br />\nTonic and Energy by Elexive is licensed under a Creative Commons Attribution License<br />\nSource: <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https://www.youtube.com/watch?v=U6fBPdu8w9U\">https://www.youtube.com/watch?v=U6fBPdu8w9U</a></p>\n",
      "date_modified": "2026-09-03T16:52:11+00:00",
      "date_published": "2026-02-03T14:01:36+00:00",
      "external_url": "https://www.youtube.com/watch?v=xPksDeGoh4E",
      "id": "urn:aggr:item:dd0940eab883819529dd8f4839465a817807c458",
      "summary": "An overview of the engineering behind stormwater ponds Errata: 5 acres is about 2 hectares. Sorry for the conversion error! Part park, part plumbing, mostly hiding in plain sight, they are often carefully tuned pieces of infrastructure…",
      "tags": [
        "science"
      ],
      "title": "Do Retention Ponds Actually Work?",
      "url": "https://aggr.aymericbeaumet.com/items/youtube-com-practicalengineeringchannel/2026-02-03-do-retention-ponds-actually-work/"
    }
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  "language": "en",
  "title": "Practical Engineering",
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