Ever wondered how dinosaurs left their footprints behind millions of years ago? We embark on a prehistoric adventure with renowned... more

What do you call a scientist who studies poop? A poopologist! We’re exploring the stinky science of “poopology” at the... more

“Do dogs think and feel the way we do?” We all know dogs can’t talk. That’s why scientists have to... more

This is a rebroadcast of one of our favorite episodes from the past. Do bugs have elbows? That’s what Clare... more

This is a rebroadcast of one of our favorite episodes from Season 8! This was voted on by our patrons... more

This is an encore episode, picked by our Patreon supporters. If you want to go vote for our next encore,... more

Happy Halloween! We’re headed to Candy Land, a sugary laboratory where mathematicians found a mysterious candy dagger appear - over... more

This is an encore of one of our favorite episodes from Season 5! If you'd like to help us choose... more

This is a summer encore episode of one of our favorite episodes from Season 4 of Tumble! Do you love fossils,... more

Is it possible to build a time machine? Can we time travel someday? That’s what Tumble listener Willa wants to... more