The 5 Worst Mass Extinctions in History Published 2012-05-21 Download video MP4 360p Recommendations 25:00 For the Last 33 Years, Hubble Has Been Seeing Something It Wasn't Designed For | Hubble Supercut 52:04 What If An Asteroid Didn't Kill The Dinosaurs? (4K Documentary) | Dinosaurs Inside & Out 26:49 How Bad Was The Great Oxidation Event? 36:05 A Timeline of Life on Earth: 4 Billion Years of History 17:08 The Largest Extinction Event on Earth Was NOT Caused By a Meteor | Earth During the Dinosaurs 22:14 This Will Be My Most Disliked Video On YouTube | Climate Change 11:57 The 6th Mass Extinction Is Happening Now 22:12 What Happens When Food Goes Bad? 14:57 Inbreeding with Yourself 12:32 Facts about Human Evolution 56:51 Why Shouldn't The Universe Exist? 47:56 How Many Times Has The Earth Experienced An Extinction Event? | The Next Great Event | Spark 15:26 The Last Living Thing Won't Be a Cockroach 10:45 How the Dinosaurs Actually Went Extinct 18:07 New Evidence We Are Entering An Ice Age Termination Event - EXPLAINED 18:52 The Great Dying: The Permian Mass Extinction 19:01 The Origin Of The Universe Just Got WAY Weirder | Answers With Joe 13:11 The 6 Deadliest Mushrooms 11:58 From the Cambrian Explosion to the Great Dying 16:54 We've Been Receiving a Radio Signal Every 22-Minutes for 35 Years, And Astronomers Are Baffled Similar videos 04:26 The 6 Craziest Extinctions Ever 09:22 5 Mass Extinctions, and We're Looking at the Sixth 05:05 Big 5 Mass Extinction Events 02:47 How Many Mass Extinctions Have There Been? 1:15:28 What was the Earth like during the 5 Mass Extinctions ? | History of the Earth Documentary 1:18:30 The DEADLIEST Pattern in Nature 01:08 Earth's five mass extinctions 03:33 The 5 Major Extinctions Of This Planet - Racing Extinction 2:11:43 The Mass Extinction Debates: A Science Communication Odyssey 1:20:34 The Forgotten Era: What Really Happened AFTER the Dinosaurs Went Extinct ? Earth History Documentary 11:40 How The Dinosaurs Actually Died More results