The Earth Keeps Making Mountains in Colorado and Scientists Don’t Know Why

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Get 20% off DeleteMe by going to https://joindeleteme.com/SCISHOW and use code SCISHOW to protect your privacy! At 80 million years old (give or take), the Rockies are relatively young as far as mountain ranges go. But they're not the Earth's first attempt at piling up a bunch of rocks in that part of the world. Roughly 300 million years ago, an entire mountain range formed in what's now the middle of North America...and then vanished. Hosted by: Hank Green (he/him) ---------- Support us for $8/month on Patreon and keep SciShow going! https://www.patreon.com/scishow Or support us directly: https://complexly.com/support Join our SciShow email list to get the latest news and highlights: https://mailchi.mp/scishow/email ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Eric Jensen, Garrett Galloway, Jp Lynch, Toyas Dhake, Lyndsay Brown, Friso, Cye Stoner, Chris Mackey, Jeremy Mattern, Matt Curls, Chris Curry, Fahmy Issa, Reed Spilmann, David Johnston, J.V. Rosenbalm, Jaap Westera, Blood Doctor Kelly, Adam Brainard, Bethany Matthews, Piya Shedden, Jason A Saslow, Joseph Ruf, Kevin Bealer, Kevin Knupp, Alex Hackman, Chris Peters, Steve Gums ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ TikTok: https://www.tiktok.com/@scishow Instagram: http://instagram.com/thescishow Facebook: http://www.facebook.com/scishow Bluesky: https://bsky.app/profile/scishow.bsky.social #SciShow #science #education #learning #complexly ---------- Sources: https://docs.google.com/document/d/e/2PACX-1vT276abBI0g5XOAxroCJnCtx1GNncE3Jf5MGg3ypEO1M3hMaGiaiy3XP4AalhOhRx56dSweXNbovtn2/pub