White Sand Beaches Are Made of Fish Poop

White Sand Beaches Are Made of Fish Poop

If you’ve ever bathed in the sun on a tropical white sand beach, you were probably lying in mounds of fish poo. I’m Anna Rothschild, and this is Gross Science. Parrotfish live in tropical waters near coral reefs around the world. They eat the algae that clings to the coral, scraping it off with their powerful bird-like beaks. They’ll often

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Gullah Geechee Food Traditions

Gullah Geechee Food Traditions

(music) (music) (music) This is not no Jamaican tune, this here a Gullah tune. Food, storytelling, music. Music, I have a celebration of culture and good people. Hi, I’m Dr. Howard Conyers with another episode of Nourish. I’m here in my home state of South Carolina visiting Joseph Fields Farms to talk to my friend, my “Bubba,” Gullah Chef BJ

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Louisiana Boudin and Lost Rice

Louisiana Boudin and Lost Rice

Donald: Rice, rice, rice, everything had rice in it. Howard: You meant, a meal wasn’t complete without rice, right? Donald: Yeah, from the rice farming community, Yes – -all meals had rice in it. Howard: On this episode our Nourish. We’re talking: Rice. Starting with the traditional delicacies associated with Cajun culture featuring two of my favorite ingredients: Rice and

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The Island of Shrinking Mammoths

The Island of Shrinking Mammoths

We want to thank Google’s Science Journal App for supporting PBS Digital Studios In 1873, a geologist named Robert Stearns reported a rather odd find on the Channel Islands off the coast of southern California. He had discovered a single tooth from an animal that wasn’t known to have lived on the islands: a mammoth. The tooth was was a

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The Island of Huge Hamsters and Giant Owls

The Island of Huge Hamsters and Giant Owls

Greek and Roman mythology is full of stories about exotic islands that were home to weird and fearsome monsters — like one-eyed ogres, seductive sirens, and man-eating giants. And I’m here to tell you: Back in the late Miocene epoch, there was in fact an island–or maybe a group of islands– in the Mediterranean Sea that was populated with fantastic

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The Horrors of Ancient Cataract Surgeries

The Horrors of Ancient Cataract Surgeries

Lots of people get cataracts in their eyes as they age. And for most of human history, surgeons couldn’t really help… But that didn’t stop them from trying. I’m Anna Rothschild, and this is Gross Science. The lens of your eye is a clear structure that sits just behind the iris and helps focus the light coming in. But sometimes

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