Podcasts

Is Quinoa Unhealthy For Its Producers?

Quinoa is hailed as a healthy, high-protein substitute for grains, but some reports have indicated that its popularity hasn't been good for the people who farm it. Learn why, and what researchers are doing about it, in this episode of BrainStuff.

Are Electric Cars or Gasoline-Powered Cars Faster?

A car's quickness and overall speed depend on both the power of the engine and the way that energy is routed throughout the vehicle. Learn why electric vehicles can be quicker (but aren't as fast) as gas-powered cars in this episode of BrainStuff.

Why Are Peat Bogs So Good at Preserving Human Remains?

Human bodies buried in bogs can retain some features -- like perfectly preserved skin, right down to forehead wrinkles -- for thousands of years. Learn how this natural mummification process works in today's episode of BrainStuff.

Will Saturn's Rings Last Forever?

Short answer: Nope! As it turns out, Saturn's rings are fairly new, and they'll only be around a while longer. Relatively speaking. Learn how researchers discovered this in today's episode of BrainStuff.

Why Don't Penguin Feet Freeze?

Standing barefoot on a glacier, human feet would freeze solid -- but penguin feet are fine. Learn why in this episode of BrainStuff.

What Is Light?

Is light a particle or a wave? Or both? Or neither? Learn how humans have defined light throughout history -- including our best attempts today -- in this episode of BrainStuff. 

How Many People Really Have Food Allergies?

There's a lot of confusion over food allergies, intolerances, and other disorders with similar symptoms. So how can you tell the difference, and how many of us should be concerned? Learn more in this episode of BrainStuff.

Can We Save the World's Coral?

Much of the world's coral is in danger, but a recently developed farming technique could help it regrow. Learn how in this episode of BrainStuff.

Why Do Coffee Drinks Often Have Italian Names?

Many popular coffee drinks in America have Italian (or faux-Italian) names, but why? Learn the history behind these names in today's episode of BrainStuff.

How Can a Star Become a Giant Crystal?

After our sun dies, it and many other stars will eventually crystallize. Learn how astrophysicists figured this out -- and how it works -- in today's episode of BrainStuff.