Eons

From the dawn of life in the Archaean Eon through the Mesozoic Era — the so-called “Age of

Episodes

  • When Rodents Had Horns

    The horns probably had a purpose - one that rodents would likely benefit from today.
  • When Lizards Took Over the World

    This is Lizards' Fascinating And Competitive History.
  • How Plankton Created A Bizarre Giant of the Seas

    Aegirocassis may have been the biggest animal in the Early Ordovician.
  • The Oddest Couple in the Fossil Record

    How did Thrinaxodon and Broomistega become entombed together?
  • How We Figured Out Fermentation

    Fermented foods opened up a whole new nutritional landscape for us.
  • The Dinosaur Who Was Buried at Sea

    Nobody had ever found a specimen like Borealopelta before.
  • The Biggest Frog that Ever Lived

    Untangling the origins of Beelzebufo -- the giant frog that lived alongside the dinosaurs.
  • The Story of the Dino Stampede

    To try to solve the puzzle of Lark Quarry, experts have turned to paleoichnology.

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.