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Videos Playlists

How 6 million pounds of electronic waste gets recycled each month

Here's what you'll find inside a turtle's shell

How one startup is turning harmful algae into plastic shoe parts

Italy won the Euro 2020 final against England with a penalty shootout. Here's why penalty kicks are so unfair to goalies.

What overexercising does to your body and brain

This is what happens when you hold your pee for too long

Drinking water could be fatal to a newborn baby — here's why

Caterpillar fungus, the world's most valuable parasite, can cost up to $63,000 per pound

How NASA's $3.5 billion idea could save Earth from a supervolcano apocalypse

Inside a Swedish H&M store where recycling machines are making new clothes from old fabric

Why raccoons are so hard to get rid of

Why you shouldn't eat your boogers

Meet the homeowners confronting climate change in their own backyards

Why cities can't get rid of rats

How humans evolved to become the best runners on the planet

Why frogs' tongues are the ultimate weapon

What happens when you drink too much water

How gold is mined from electronic waste using microbes

Why do wisdom teeth suck?

How this cat survived a 32-story fall

What it's like in the death zone of Everest, K2, and other mountains

The average American utters 80 to 90 curse words every day. Here's why it's good for you.

What it's like giving birth in your 20s versus your 30s

How long humans could survive in space without a spacesuit

Teens would rather break their bones than lose their phones

What's inside your belly button

A sleep expert explains what happens to your brain when you dream

Why we eat oysters alive

We tried a fermentation-tracking device and highly recommend it to find out which foods are making you bloated

Why every airport runway has 2 numbers on it

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