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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.

Eons

S03E25 · How Plankton Created A Bizarre Giant of the Seas

At more than 2 meters long, Aegirocassis was not only the biggest radiodont ever, but... More

At more than 2 meters long, Aegirocassis was not only the biggest radiodont ever, but it also may have been the biggest animal in the Early Ordovician. This bizarre marine giant may have only been possible, thanks to a major revolution among some of the tiniest organisms in the world.

11-16-202000:08:48
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Season 3