Why do your ears pop when you dive in a deep ...

The @ sign goes by many names today, but it's only so commonplace because of medieval merchants and one 1970s programmer. Learn more about the at sign (or arroba, Klammeraffe, strudel, grisehale, or gül) in this episode of BrainStuff, based on this article: https://people.howstuf ...  Show more

A human fetus doesn't develop retinas until around gestational week 28. Learn how researchers have tried to figure out what babies can see in the few remaining weeks before they're born in this classic episode of BrainStuff, based on this article: https://health.howstuffworks.com ...  Show more

Why do we have ear wax? Why does it build up and what can it tell us about ourselves? Enter the mysterious ear canal in this sticky new episode of Stuff to Blow Your Mind.

Companies like Google, Amazon, Microsoft and Facebook have all admitted to using humans to listen to user audio for various reasons. But how far does this go? Is your tech actually eavesdropping on you? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee o ...  Show more

What's so great a bout a spin kick? Find out in this batch of Stuff to Blow Your Mind listener mail. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

From naked air baths to almost purposefully drowning, R&L discuss some strange secret habits of some of history’s most successful people in this episode of Ear Biscuits!