How did some animals start to walk on land? Why were dinosaurs so huge? What did our primate ancestors look like? Let’s dive into this...

Meet the scientist who collected his poop every day for a year.

Take the next step to explore and learn with Tumble! Join Marshall and scientist Rob Dunn for a first-of-its-kind, interactive,...

Ship ahoy! We’re taking you on an expedition at sea, to do science on a research ship! With the help of geochemist Jeanine Ash, we’re...

How do peregrine falcons dive so fast? That’s what listener Henry wants to know. Peregrines hit speeds of over 200 mph, making them the...

How does a koala eat eucalyptus leaves? Eucalyptus is toxic to most animals, but they’re a koala’s only food. In this episode, we look...

Why are butterflies so colorful? That’s what Zed, from The Petit Punk Podcast, wants to know. So we went on a family podcast field trip...

Why do seals have whiskers? Listener Karah’s question dives into the wonderful world of whisker science. Robyn Grant, a self-described...

Who would win in a competition, a hamster or bacteria? Place your bets! This episode tells the story of an epic science showdown. The...

How do species get their names? To find out, Lindsay and Marshall take a field trip behind the scenes at the Smithsonian National Museum...