How Do Oysters Make Pearls?

Socialism and communism are often mentioned in the same breath, and they do share a common history, but socialists aren't necessarily communists -- and vice versa. Learn more about both concepts and how they've been put into practice in this episode of BrainStuff, based on this a ... Show More

Our bodies can often prevent us from catching the same illness twice, and vaccines use that bodily system to prevent us from getting sick in the first place. Learn how the immune response works, what goes into vaccines, and why vaccines are safe for kids in this episode of BrainS ... Show More

In the 1960s, advances in technology allowed brave aquanauts to explore deeper into the ocean than ever before, but the project was shut down. Learn how Sealab worked -- and how that technology is still used today -- in this classic episode of BrainStuff.See omnystudio.com/listen ... Show More

Pearls are super cool. And humans figuring out how to make them is even cooler. Learn all about the most interesting gemstone today!See omnystudio.com/listener for privacy information. 

Appréciées pour les qualités gustatives de leur chair, les coquilles saint-jacques font partie des mets incontournables de la gastronomie française. Précieuse et raffinée, leur chair délicate termine dans une jolie assiette, tandis que leur coquille est jetée sans ménagement avec ... Show More

00:46 How light touches are sensed during sex150 years after they were discovered, researchers have identified how specific nerve-cell structures on the penis and clitoris are activated. While these structures, called Krause corpuscles, are similar to touch-activated corpuscles f ... Show More

If we at Gastropod were asked to name a perfect food, the oyster would be at the top of our list. Oysters are pretty much always our answer to the question of what we'd like to eat this evening—but are they also the answer to the slow-motion disaster of disappearing coastlines wo ... Show More

Mermaids aren't real. That much we know. But the history and lore of these magical and sometimes menacing creatures of the sea is pretty interesting stuff. Learn all about these half women/half fish in this classic episode. Learn more about your ad-choices at https://www.iheartpo ... Show More

Legends of sea monsters are as old as humanity, and some ancient cultures even credited with creating the universe. Even today when the sea washes something odd ashore we see monsters - we understand there's much more than appears above the surface. Learn more about your ad-choic ... Show More

It is dark inside the human body, but not every denizen of the animal kingdom is such a closed book. In this classic episode of Stuff to Blow Your Mind, Robert and Joe discuss various creatures with transparent anatomical features and translucent bodies. (originally published 05/ ... Show More

Spineless sea squirts shed light on vertebrate evolution, and an iodine-fuelled engine powering a satellite in space.In this episode:00:45 A story of sea squirts, ancient vertebrates and missing genesWhen a PhD student set out to study the developmental pathways of a strange sea ... Show More

How noisy is the underwater environment? Tom Heap dips beneath the surface to find out if man-made noise is affecting the marine life that lives below the waves.Costing The Earth begins a new series with three programmes investigating the health of our oceans. The team tackles oc ... Show More

In this episode of Stuff to Blow Your Mind, Robert and Joe discuss the weird and wonderful parrotfish: changers of sex, poopers of sand and – if the myths and legends are true – great friends and a parent of fishes. See omnystudio.com/listener for privacy information.