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  • Can We Get DNA From Fossils?

  • Cathedrals and Universities: Crash Course History of Science #11

  • From the Fall of Dinos to the Rise of Humans

  • Geometric Optics: Crash Course Physics #38

  • How a Supervolcano Made the Cenozoic’s Coolest Fossils

  • How Evolution Works (And How We Figured It Out)

  • How Roman trade with India made the Empire rich

  • Life and Longevity: Crash Course History of Science #44

  • Life and Longevity: Crash Course History of Science #44

  • Roman Engineering: Crash Course History of Science #6

  • Roman Engineering: Crash Course History of Science #6

  • The Epic of Gilgamesh: Crash Course World Mythology #26

  • The Hellacious Lives of the "Hell Pigs"

  • The Last Time the Globe Warmed

  • The Rise and Fall of the Bone-Crushing Dogs

  • The Rise of Russia and Prussia: Crash Course European History #17

  • When We Took Over the World

  • Where Did Viruses Come From?