A Big Announcement and Dinopoop Series Part 1...

Why did T. Rex have such tiny arms? That’s what our listener Nora wants to know. We’re going to find out why the biggest, most powerful predator to ever walk the Earth did it with a teeny tiny set of arms. Scientists have been coming up with answers for this question for decades ...  Show more

In this final mailbag episode of Summer 2026, Marshall and Lindsay address two listener questions, and learn about a surprising twist of evolution. Plus, listener reviews and comments! To get an invite to the next Tumble meetup, as well as receive birthday shout outs and ad free ...  Show more

Warning! This episode is all about the fascinating and gross world of doo doo. We know you have a lot of poo questions because you’ve sent many, many of them to us. So we’re finally bringing you the poo answers! It’s a poop party!We’ve invited scientists to tell us about weird an ...  Show more

Our tapeworm episode last week mentioned the remarkable finding of tapeworm eggs in a 270 million-year old shark coprolite, that is, fossilized feces. And this certainly wasn’t the first ti ...

Welcome back to the Fun Kids Science Mid-weekly! You've been sending in your questions and this week, they're all about dinosaurs and Pangea! Find out Dan's theory on what happened to the dinosaurs, why Pangea separated, how animals and plants get their names and how long a light ...  Show more

We’re back with a new ep on Friday, but here’s a quick announcement from BeeBop and Jonathan, but mostly BeeBop. Also, contain your excitement, but we're starting up a monthly newsletter! It'll contain book recommendations, podcast recommendations, puzzles, jokes, news and more! ...  Show more