Podcasts

How Do Birds Sing?

Birds are the only creature in the world that have the specially evolved organ called the syrinx, and it's what lets them sing. Learn how it works in this episode of BrainStuff.

How Do Tidal Bores Work?

Tidal bores are huge, fast waves that travel the wrong way up rivers, and they only form during very specific circumstances. Learn how they work in this episode of BrainStuff. 

How Could Hypersonic Missiles Work?

There's a new global arms race: to build missiles that could travel at hypersonic speeds. Learn where the technology stands and what it might be capable of in this episode of BrainStuff.

How Health-Helpful Is Turmeric?

Adding turmeric to recipes and taking supplements with it (or its active ingredient, curcumin) has become a global trend. Learn what science has to say about turmeric's medicinal properties in this episode of BrainStuff.

How Do We Find Asteroids Inside Earth's Orbit?

Although researchers think we've found most large asteroids whose orbits bring them near Earth, some are still surprising us. Learn why -- and how we find them -- in this episode of BrainStuff.

Can You Live Without a Working Amygdala?

The amygdala is a part of the brain that handles fear -- so would having one that doesn't fully function be a good thing or a bad thing? Learn about how fear hurts and helps us in this episode of BrainStuff.

What Is the Tomb of the Unknown Soldier?

American soldiers have stood guard over the Tomb of the Unknown Soldier every minute of every day since July 2, 1937. Learn what this monument means and who's interred there in this episode of BrainStuff.

Who Was History's Most Successful Pirate?

In the early 1800s, a woman known as Mrs. Cheng or Ching Shih commanded the world's largest-ever pirate crew -- and she managed to retire and live a long, peaceful life. Learn about Mrs. Cheng's pirate empire in this episode of BrainStuff. 

Is Raw Milk Better Than Pasteurized Milk?

Proponents of raw milk (that is, milk that isn't pasteurized or homogenized) say it's healthier and tastes better, but the U.S. government still classifies raw milk as potentially hazardous. Learn both sides of the issue in this episode of BrainStuff.

Why Do Cats Chase Laser Pointers?

Something about the bright dot of a laser pointer is irresistible to many cats -- but why? And does this kind of play provide good entertainment for cats? Learn about lasers and the benefits of play for cats in this episode of BrainStuff.