Podcasts

Do Footballs Fly Farther in Denver?

Denver's Mile High Stadium sits a full mile above sea level -- is that distance really enough to make a difference in the air compared with other stadiums, and thus in how footballs fly there? Learn more in this episode of BrainStuff. 

Are the Dare Stones Forgeries or the Key to the Roanoke Mystery?

In the 1930s, stones surfaced that might explain what happened to the settlers of the lost colony of Roanoke. Learn their story -- plus how modern science might help determine whether they're real -- in this episode of BrainStuff.

Could a Vaccine Help Save Honey Bees?

Honey bees are dying off due to a number of dangers, including bacterial diseases. Learn how researchers are hoping to help these important pollinators in today's episode of BrainStuff.

How Did the 'Green Book' Change Life for Black Travelers?

Before the Civil Rights Act made racial discrimination illegal, black Americans faced even greater dangers while on the road. Learn how a Bronx mailman made travel safer and supported black entrepreneurs in this episode of BrainStuff.

Why Is Lobster So Expensive?

Lobster hasn't always been a luxury -- and prices have the potential to drop again. Learn the history and politics behind these tasty crustaceans in this episode of BrainStuff.

What's the Biggest Building on Earth?

To create the biggest-ever airplanes, Boeing created the biggest-ever building. (Before they learned to control the temperature, clouds formed near its ceiling.) Learn more about this mammoth structure in today's episode of BrainStuff.

Why Do Bruises Change Color?

Bruises can turn a rainbow of colors before they heal -- but why? Learn the science behind color-changing contusions in this episode of BrainStuff.

Could Hemp Become America's Biggest Crop?

New legislation in the United States allows farmers to grow hemp -- cannabis's non-psychoactive cousin. Learn why this could become big business in today's episode of BrainStuff.

What's the History of Nail Polish?

The nail polishes popular today owe their existence to the automotive industry, but the history of nail colors and varnishes goes back millennia. Learn the history of nail polish in this episode of BrainStuff.

What Makes Some Lakes Explode?

Given the right depth, temperature, and access to volcanic gases, lakes can explode and kill thousands in the process. Learn how these limnic eruptions happen in this episode of BrainStuff.