Why Are Some Americans Cancelling Columbus Day?

Some U.S. cities and states have officially changed Columbus Day to Indigenous Peoples' Day. Learn why -- and why some Americans disagree with the change -- in this episode of BrainStuff.

Does Our Solar System Contain a Primordial Black Hole?

Astronomers think there's an object in the far reaches of our solar system that's six times as massive as Earth. Learn why some think it's a planet and others propose it's a type of black hole in this episode of BrainStuff.

How Did the Shar-Pei Get Its Wrinkles?

This dog breed is known for its distinctive wrinkles, and genetic researchers have figured out why those wrinkles occur. Learn about it (plus whether a Shar-Pei might be a good dog for you) in this episode of BrainStuff.

Should Cities Require Green Roofs?

Planting gardens, grasses, or wildflowers on urban roofs can solve a lot of problems, but it can cause a few along the way. Learn more about green roofs in this episode of BrainStuff.

How Did Bobcats Come Back from the Brink?

Bobcat populations weren't doing so well a few decades ago, but these resilient wild cats are on the rebound. Learn about bobcats in this episode of BrainStuff.

What's the Best Strategy for Finding a Parking Spot?

There are a couple mathematically tested strategies for finding a parking spot that costs you the least time in terms of searching and walking to your destination. Learn what science has to say about parking in this episode of BrainStuff.

Who Wore High-Heeled Shoes First?

Although shoes with high heels are often coded feminine in modern culture, men wore them first -- military men, specifically. Learn the history of high heels in this episode of BrainStuff.

How Rare Are All-Black Chickens?

A few types of chickens are so pigmented that not just their feathers but their very flesh is a deep blue-black color. Learn how researchers think this came about in today's episode of BrainStuff. 

How Young Is Too Young to Face Arrest?

In the United States, many states don't put a lower age limit on arrests, and children as young as six years of age have been arrested by police. Learn why, and how some lawyers and lawmakers are trying to change that, in this episode of BrainStuff.

How Can You Escape a Sinking Car?

Being trapped in a car is a scary thought, but safety experts say that being prepared for emergencies saves lives. Learn what devices can help and how to use them in this episode of BrainStuff.