Journey into space

The secrets of the spectacular spacesuit

Never explore the final frontier without your trusty, white, puffy space suit! But why is it puffy and white? And why do astronauts need them? Turns out space is super dangerous and these suits can save your life.

Duration: 00:37:10 - Brains on

Black holes, wormholes and donut holes

Black holes happen when you have a super huge, mega-giant amount of stuff --- crammed into a super-tiny, infinitely-small amount of space. AND THEY ARE SUPER COOL!

In this episode, we learn all about what black holes are and how we found out they were real. We talk to a black hole hunter who has discovered supermassive black holes. And we find out what a wormhole is and why it might be really, really, really hard to ever find one -- or travel through it.

Duration: 00:37:34 - Brains on

Wanna see Mars? Just look up!

The Red Planet is putting on a show this July. It'll be closer to Earth than its been in 15 years and that means at night it'll appear bigger and brighter than average. In fact, you should be able to see it easily without a telescope!

In this episode we'll tell you how to spot Mars when its at its closest and you'll hear the planet itself answer your questions. Plus a mystery sound and, in our Moment of Um, we'll explain why lava moves slowly even though it's a liquid.

Duration: 00:28:07 - Brains on