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

» Read more

The Town Where Gap Year Kids Went To Die

The Town Where Gap Year Kids Went To Die

I was recently having a conversation with a friend of mine, and yes, I do have a friend. There was even a time in my life when I had two. Not trying to brag. But we were talking about tourists and more specifically how we don’t really like them. There’s nothing worse on a vacation than meeting other vacationers, and

» Read more

How Gods Die (The Collapse of Easter Island)

How Gods Die (The Collapse of Easter Island)

Nothing lasts forever. Eventually we all collapse. Everything atrophies. This universe atrophies. No matter how strong your faith Someday your God will die. It might be dead already. Because we invented it. Our society gave it value and when we crumble, it crumbles with us. To some the idea is morose, depressing even. But to me it’s just our world.

» Read more

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

» Read more