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Brains On!
Podcast · Free

Brains On!

American Public Media

A science show for curious kids and the grown-ups who love them, answering the questions children really ask.

12 recent episodesFree to stream
Why do we like the number 100?
As Brains On fast approaches 400 episodes, we wanted to re-visit this one. Not only is it our milestone episode 100, but our pal Gungador goes from Most Epic Fighting Battle Realm to a much more challenging setting: high school. We ask why people seem to love the number 100 so mu
2 Jun 202642:45
Growth Spurts!
Today we’re sharing with you part of an episode from our new special series, Brains On Universe Presents: Puberty! (the podcast). You can subscribe wherever you listen to podcasts. This is an excerpt covering stuff that any one of any age might be interested in. Last week, we l
26 May 202621:05
Skin, sweat and hair!
Today we’re sharing with you part of an episode from our new special series, Brains On Universe Presents: Puberty! (the podcast). You can subscribe wherever you listen to podcasts. This is an excerpt covering stuff that any one of any age might be interested in. Last week, we a
19 May 202620:42
What is puberty?
We’re making a special eight episode show called Brains On Universe Presents Puberty (The Podcast). You can subscribe wherever you listen to podcasts. Over the next few weeks we’re going to play some excerpts from the series for you here. These samples cover stuff like how horm
12 May 202621:44
Why don’t we feel the Earth spinning?
If you were on a merry-go-round that was spinning super fast, you’d feel it. But the Earth is always spinning and we don’t feel a thing. Why is that? Join Molly and Reean as they explore the science of spin. Plus we find out how liquid sloshing around in our ears can make us feel
5 May 202631:15
Introducing...Brains On Universe Presents: Puberty! (The podcast)
We're making a new limited series to tackle a topic that lots of our listeners are curious about. Puberty! It’s a lot. There are the awkward conversations and the questions we’re too nervous to ask and the sometimes uncomfortable experience of living in a body that’s changing f
4 May 20261:35
How does soap work?
We wash our hands all the time, but do you ever wonder why? It turns out that soap is super good at attaching to dirt and germs and carrying that gunk off skin. Join Molly and co-hosts Hope and Heaven as they zoom in on soap to see how this sudsy stuff cleans so well. Plus we’ll
28 Apr 202634:10
How to build a house on the moon
Humans have visited the moon but we’ve never lived there. Could we build a home on our lunar neighbor? Join Molly and co-host Ira as they find out why the moon can be a dangerous place, and what it would take to live there. We’ll imagine a visit to a lunar hotel, hear about all t
21 Apr 202632:07
More sport science: Bats and black eyes
Sports and science go hand in hand, especially when it comes to softball and baseball. Join Molly and co-host Caris as they answer more of your questions about these two ballgames. Like why are bats measured in ounces? Or why do some players wear black paint under their eyes? Plu
14 Apr 202628:10
Sport science: softballs, baseballs, and curve balls
Baseball and softball are both a feat of physics, from the curve of a pitch to the swing of a bat. Today, we’re exploring the science of these popular pastimes. Join Molly and co-host Kian as they learn about curve balls and the stuff inside a ball. Plus, our listeners share thei
7 Apr 202629:57
Is there such a thing as a blue raspberry? And why are raspberries hairy?
Ever look closely at a raspberry and notice it could use a shave? Those tiny hairs are actually super important. And thankfully totally edible. Join Molly and co-host Zoe-Samarah as they learn all about this fantastic little fruit, and why some raspberry flavored foods are actual
31 Mar 202629:17
Hoax Hunters: What is the Bermuda Triangle
Have you heard of the Bermuda Triangle? It’s an area of the Atlantic Ocean that some people think can make ships and planes mysteriously disappear. In this episode, Marc and Sanden, aka the Hoax Hunters, investigate this weird and wild patch of water. Turns out the Triangle isn’t
24 Mar 202629:57