BrainStuff Classics: Why Did London Once Have...

Your heart needs blood as much as any other muscle in your body, and it receives it the same way -- just a little earlier than anyone else. Learn how the coronary arteries work (and what can go wrong when they don't) in this episode of BrainStuff, based on this article: https://h ...  Show more

Butterfly wings often come in striking, iridescent colors -- but it's not from pigments (or not entirely). Learn how microscopic structures give butterfly wings their flash in today's episode of BrainStuff, based on this article: https://animals.howstuffworks.com/insects/butterfl ...  Show more

In the mid-19th century, London was literally filling with corpses. When the city was in the grips of a cholera epidemic, the already-overfilled cemetaries couldn't handle the extra bodies. So when there's literally no room in the soil for another dead body, what's a city to do? ...  Show more

In 1952 London was gripped by a acrid smog that settled throughout the city so thickly residents couldn’t see their own feet on the sidewalk.

Between 1854 and 1929, 250,000 orphans - at peril in the dangerous, overcrowded streets of New York - were placed on trains and sent west to live with new families. A desperate solution to a desperate problem, some of the stories turned out well and some far from well. The bond b ...  Show more

This 2014 episode covers why when the Great London Smog descended in December of 1952, nobody initially realized anything unusual was going on. At its largest, it extended 30 kilometers around London, and it killed thousands of people. See omnystudio.com/listener for privacy info ...  Show more