Episodes
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When Mammals Only Went Out At Night
S4 Ep10 |Scientists discover dinosaurs and tiny mammals' sleep habits are different than thought.
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What Was the Ancestor of Everything?
S1 Ep37 |The search for our origins go back to a single common ancestor. - Image
Inside the Dinosaur Library
S1 Ep36 |We talk to Amy Atwater, Collections Manager at the Museum of the Rockies. - Image
The Most Useful Fossils In The World
S1 Ep35 |Mysterious fossils can be used to tell time in the deep past. - Image
What a Dinosaur Looks Like Under a Microscope
S1 Ep34 |What has been observed and learned from putting dinosaur bones under a microscope. - Image
How the Turtle Got Its Shell
S1 Ep33 |Where did turtles come from? And how did the they get their shells? - Image
The Other Explosion You Should Know About
S1 Ep32 |The Sudden burst of diversity that marked the dawn of truly complex life on our planet. - Image
How Sex Became A Thing
S1 Ep31 |Follow the early history of how (and why) sex became a thing. - Image
From the Cambrian Explosion to the Great Dying
S1 Ep30 |The Paleozoic Era is one of the most chaotic times in Earth's history. Find out why!
About Eons
Join hosts Hank Green, Kallie Moore, and Blake de Pastino as they take you on a journey through the history of life on Earth. From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of Dinosaurs” -- right up to the end of the most recent Ice Age.