How are red, yellow, and blue made for paint?

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 mean ...  Show more

Why do colors exist in the world? That’s what Phoebe wants to know. The answer might change how you think about the colors that you see! Neuroscientist and artist Bevil Conway bends our minds and our eyes, to show us how colors are the ultimate optical illusion. We’ll discover wh ...  Show more

The world is full of color, but how do our eyes see it? In this episode we’ll explain how color vision works, complete with a journey to a jazz club in the back of your eye. We’ll also look at the cultural meanings of the color red, we’ll find out about a new type of blue, and ...

In this episode, we're answering some of our frequently asked questions, the questions we hear a lot from all of you: why are there so many different languages? Why do we get hiccups? Why do our fingers get wrinkly in the tub? Why are plants so many colors? Why do leaves chang ...

Why are men so much more likely to be colorblind? How do colourblind people know they’re colourblind? How are colourblind people able to recognize the colors when they put on those special glasses, when they have never seen those colors before? Do 3D glasses still work if you are ...  Show more