BrainStuff

Is light a particle or a wave? Or both? Or neither? Learn how humans have defined light throughout history -- including our best attempts today -- in this classic episode of BrainStuff.See omnystudio.com/listener for privacy information.

Human bodies buried in bogs can retain some features -- like perfectly preserved skin, right down to forehead wrinkles -- for thousands of years. Learn how this natural mummification process works in today's classic episode of BrainStuff.See omnystudio.com/listener for privacy information.

The word 'hack' was once simply a verb meaning to cut roughly -- it's now a noun and verb with several meanings, from a bad writer to computer criminal. Learn how it transformed in this episode of BrainStuff, based on this article: https://people.howstuffworks.com/word-hack.htmSee omnystudio.com/listener for privacy information.

Sharks are such successful hunters in part because their senses are so well-adapted to finding prey in the water. Learn about sharks' senses of smell, hearing, sight, taste, and electroreception in this episode of BrainStuff, based on these articles: https://animals.howstuffworks.com/fish/sharks/shark-senses.htm/printable; https://animals.howstuffworks.com/fish/sharks/shark-yummy-hum.htmSee omnystudio.com/listener for privacy information.

The first woman to ride around the world on a bicycle embarked in 1894, a time when it was still a little scandalous for women to ride bikes at all. Learn the story of Annie 'Londonderry' Kopchovsky in this episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-figures/annie-londonderry.htmSee omnystudio.com/listener for privacy information.

You may have heard that you shouldn't eat oysters in any month without the letter R in its name. Learn where this idea came from -- and why it's not true anymore -- in this episode of BrainStuff, based on this article: https://health.howstuffworks.com/food-nutrition/raw-oysters-are-safe-to-eat-every-month-year.htmSee omnystudio.com/listener for privacy information.

Using the bathroom in near-zero gravity is exactly as tricky as it sounds. Learn how space bathrooms have worked (and sometimes not worked) in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/10-moments-space-bathrooms.htmSee omnystudio.com/listener for privacy information.

These large, intelligent North American birds weren't everyone's first choice for a United States icon. Learn more about bald eagles in this episode of BrainStuff, based on this article: https://animals.howstuffworks.com/birds/bald-eagles.htmSee omnystudio.com/listener for privacy information.

It seems miraculous that art can be so moving, but there are several scientific theories about it. Learn what we know (and what we don't) in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/inside-the-mind/emotions/music-and-art-move-us.htm/printableSee omnystudio.com/listener for privacy information.

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 classic episode of BrainStuff, based on this article: https://history.howstuffworks.com/historical-events/dare-stones-forgery-or-key-to-lost-colony-roanoke-mystery.htmSee omnystudio.com/listener for privacy information.