Why is bird poop white?

We’re back! We’ve officially moved into our new headquarters! Come unpack with us and get a tour while we fill you in on some big news. Plus, new episodes of Brains On coming later this month and new Smash Boom and Forever Ago after that. If you want to support the show or drop u ...  Show more

We're moving the Brains On Universe Headquarters, and that means we have to stop putting out new episodes until we get settled. We know: not cool. But, our new home is going to be bigger and better and the absolute BEST. We can't wait until it's ready for you to visit. In the mea ...  Show more

If you grew up from the 70s to the 90s you know white dog poop. It’s the old, crusty – yes, white – phase that dog poop goes through as it ages on a lawn. Or it used to. Where has all the white poop gone?See omnystudio.com/listener for privacy information. 

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

What do you call a scientist who studies poop? A poopologist! We’re exploring the stinky science of “poopology” at the zoo, to discover what poop can tell us about animal behavior! Poopologist Laurel Wescott, at the Oregon Zoo, will take us on a journey to find how chemicals foun ...  Show more

How do birds hear if they have a hole through their heads? Where does matter come from? Just some of the questions put to Dr Karl this week for the Up All Night science phone in.