BrainStuff

As many as 7 in every 10 Americans have a fear of public speaking. Learn how this type of social anxiety develops -- and what you can do to fight it -- in this episode of BrainStuff. Learn more...

Humans tend to max out at a couple minutes of breath holding, but some air-breathing reptiles and even mammals have evolved to spend extreme lengths of time underwater. Learn how long (and how they...

Humans tend to max out at a couple minutes of breath holding, but some air-breathing reptiles and even mammals have evolved to spend extreme lengths of time underwater. Learn how long (and how they...

The salty, buttery popcorn sold in movie theaters is nigh irresistible, but there's zero butter involved. Learn what it's made of in this episode of BrainStuff. Learn more about your ad-choices at...

The salty, buttery popcorn sold in movie theaters is nigh irresistible, but there's zero butter involved. Learn what it's made of in this episode of BrainStuff. Learn more about your ad-choices at...

NASA is planning a new series of moon missions, with the goal of sending astronauts back by 2028. Learn what they're hoping to build and study there in this episode of BrainStuff.  Learn more about...

NASA is planning a new series of moon missions, with the goal of sending astronauts back by 2028. Learn what they're hoping to build and study there in this episode of BrainStuff. Learn more about...

People have been telling stories about the Sandman -- named for his magic sand, which you may find crusting your eyelashes when you wake up -- for centuries. Learn some of the oldest known stories...

People have been telling stories about the Sandman -- named for his magic sand, which you may find crusting your eyelashes when you wake up -- for centuries. Learn some of the oldest known stories...

The HANS device supports a driver's head and neck in the event of a race car crash, saving lives. Learn its history in this episode of BrainStuff. Learn more about your ad-choices at...

The HANS device supports a driver's head and neck in the event of a race car crash, saving lives. Learn its history in this episode of BrainStuff.Learn more about advertising on the HowStuffWorks...

Recycling rates seem to have plateaued in the United States, which is bad news for the environment. Learn why this happened -- and what might be done to help fix it -- in this episode of...

Recycling rates seem to have plateaued in the United States, which is bad news for the environment. Learn why this happened -- and what might be done to help fix it -- in this episode of...

As it turns out, most flying squirrels glow hot pink in ultraviolet light. Learn what researchers think may be the reason in this episode of BrainStuff. Learn more about your ad-choices at...

As it turns out, most flying squirrels glow hot pink in ultraviolet light. Learn what researchers think may be the reason in this episode of BrainStuff.Learn more about advertising on the...

We all know we're supposed to reach out to friends and family experiencing depression, but it's an intimidating prospect. Learn how to get a conversation started in this episode of BrainStuff....

We all know we're supposed to reach out to friends and family experiencing depression, but it's an intimidating prospect. Learn how to get a conversation started in this episode of BrainStuff.Learn...

Kansas and Arkansas are spelled similarly but pronounced very differently. Learn why in this episode of BrainStuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Kansas and Arkansas are spelled similarly but pronounced very differently. Learn why in this episode of BrainStuff.Learn more about advertising on the HowStuffWorks podcasts at...

Smartphone apps like Lyft and even Facebook seem able to identify our location with near-perfect accuracy, but the 911 emergency service still struggles. Learn why -- and what's being done about it...