What’s at the center of the earth?: Crash Course Geology #4

The crust and the mantle are cool, but Earth’s real hero is its core, which helps protect us from all kinds of stuff. In this episode of Crash Course Geology, we’ll take a journey to the center of the Earth to meet our hero, the core. Introduction: A Cold War Mystery 00:00 Discovering the Core 0:47 The Magnetosphere 3:54 Solar Events 5:38 Shifting Magnetic Poles 7:43 Review & Credits 8:58 Sources: https://docs.google.com/document/d/1RpwM8ZQPFk_DkzMJjMdtRrNGrJSNJ7FbgmQybSZ2Cqo/edit?tab=t.0 Check out our CC Geology Extracurricular Playlist here: https://www.youtube.com/playlist?list=PL8dPuuaLjXtOmqnkvEtNVOrm0eaIjFjJ7 *** Support us for $5/month on Patreon to keep Crash Course free for everyone forever! https://www.patreon.com/crashcourse Or support us directly: https://complexly.com/support Join our Crash Course email list to get the latest news and highlights: https://mailchi.mp/crashcourse/email Get our special Crash Course Educators newsletter: http://eepurl.com/iBgMhY Thanks to the following patrons for their generous monthly contributions that help keep Crash Course free for everyone forever: Katrix , Elizabeth LaBelle, Dalton Williams, Shruti S, Kevin Knupp, Michael Maher, Chelsea S, SpaceRangerWes, Johnathan Williams, Jennifer Wiggins-Lyndall, Toni Miles, Evan Nelson, Chuck Smith, Stephen Akuffo, Reed Spilmann, Martin G. Diller, Matthew Fredericksen, Quinn Harden, UwU, Mike Cumings, Jr., Brandon Thomas, David Fanska, Barbara Pettersen, Mitch Gresko, DexcilaDou, Ken Davidian, Andrew Woods, Gina Mancuso, AThirstyPhilosopher ., NassauLinda, Jason Terpstra, Leah H., oranjeez, Allison Wood, Emily Beazley, Roger Harms, Rie Ohta, Nathan Taylor, Siobhán, Triad Terrace, Jennifer Killen, Joseph Ruf, Trevin Beattie, ClareG, Indija-ka Siriwardena, Emily T, Kristina D Knight, Alex Hackman, Jason Buster, Rizwan Kassim, team dorsey, Pietro Gagliardi, John Lee, Barrett, Bernardo Garza, Scott Harrison, Laurel Stevens, Thomas, Kyle & Katherine Callahan, Breanna Bosso, Alan Bridgeman, Ian Dundore, Ken Penttinen, Erminio Di Lodovico, Constance Urist, Samantha, Perry Joyce, Tanner Hedrick, Steve Segreto, Stephen McCandless, Eric Koslow, Evol Hong, Duncan W Moore IV, Sarah & Nathan Catchings, Tandy Ratliff, Matt Curls, Katie Dean, Wai Jack Sin, Jason Rostoker, Krystle Young, Les Aker, Caleb Weeks, Luke Sluder __ Want to find Crash Course elsewhere on the internet? Instagram - https://www.instagram.com/thecrashcourse/ Facebook - http://www.facebook.com/YouTubeCrashCourse Bluesky - https://bsky.app/profile/thecrashcourse.bsky.social CC Kids: http://www.youtube.com/crashcoursekids


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Chainsaws were Invented for Childbirth + 14 Other Surprising Origin Stories | Mental Floss

Some of the most common products and inventions in everyday life have surprisingly dark, bizarre, and unsettling backstories. In this episode of Mental Floss, Cara explores the unexpected origins of items like chainsaws, treadmills, bubble wrap, teddy bears, corn flakes, microwave ovens, and more. The video also dives into the dangerous histories behind products once considered revolutionary, including asbestos, leaded gasoline, mercury thermometers, and radioactive paint. These stories reveal how medicine, industry, and innovation often evolved through trial, error, and sometimes serious human cost. #mentalfloss #surprisingoriginstories #originstories Don't miss a video! Subscribe NOW: https://www.youtube.com/@MentalFloss?sub_confirmation=1 About Mental Floss: Mental Floss is where curious people come for trivia-tastic information. Mental Floss produces lists of fun facts, debunks common misconceptions, and tells untold stories from history, science, culture and more. Follow Mental Floss: Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: https://facebook.com/mentalflossmagazine Discord: https://discord.io/mentalfloss Copyright Notice: This video and YouTube channel contain dialog, music, and images that are property of Mental Floss. You are authorized to share the video link and channel, and embed this video in your website or others as long as a link back to this YouTube Channel is provided. © 2026 Mental Floss Chainsaws were Invented for Childbirth + 14 Other Surprising Origin Stories | Mental Floss https://www.youtube.com/@MentalFloss


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We're late late for a very important date!

We're late late for a very important date!


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SOVEREIGN CITIZEN Rand From The Police, And Is Now Facing YEARS IN PRISON!! Pro Se FAIL!!!

Hey guys, and welcome to today's video! Today, we have a sovereign citizen who decided to run from the police instead of facing the consequences of his actions, and now he is facing multiple years in prison! *My camera had some issues towards the end... Oops! To Support The Channel : Team Skeptic Fund : https://paypal.me/TeamSkepticYT Become A Channel Member : https://www.youtube.com/channel/UCawl3BI9azbMB5DQqJNpRrg/join Join Our Patreon : https://www.patreon.com/TeamSkeptic #Court #CourtCam #TeamSkeptic


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What Happens When You Get Slapped by a Porcupine’s Tail | #DeepLook #Shorts

The quills of North American porcupines have microscopic backward-facing barbs on the tips. Those barbs make the quills slide in easy but very difficult to remove. Learn more in our episode "Porcupines Give You 30,000 Reasons to Back Off" 👉 https://youtu.be/ZphlCdI2yqA #youtubeshorts #porcupine #deeplook


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Food Theory: How Gas Stations Are KILLING Fast Food

*Enter the TheoryVerse…👀* ► https://theoryverse.tv/ With gas station chains like Wawa and Sheetz expanding so quickly, the fast food giants are in more trouble than they realize…. ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ *Credits:* Writers: Santi Massa, Eddie Robinson, Mike Keenan Editors: Jerika, Gilberto "RetiredRinne" Dias, Warak Assistant Editor: Cat Turner (AntiApropos) Sound Designer: Yosi Berman ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ Need Royalty Free Music for your Content? Try Epidemic Sound. Get Your 30 Day Free Trial Now ► http://share.epidemicsound.com/theFoodTheorists ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ #Wawa #Buccees #GasStations #Theory #FoodTheory


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In the 1900s, You Could Get a Job Eating Contaminated Food

One of the many unbelievable jobs throughout history includes getting paid to eat poison. #history #historyfacts #weirdhistory #weirdfacts


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