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Dinosaur Parasites!

S2 E37 / 2m 43s

Even the mighty T. rex was covered in creepy, crawly parasites.

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What Happens When You Get Rabies?

S2 E36 / 4m 59s

Rabies may have lead to legends of werewolves, vampires, and zombies. And while it’s preventable, it still plagues around 60,000 people a year.

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Why Does This Frog Have So Many Legs?!

S2 E35 / 2m 42s

These frogs can have up to TEN back legs.

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The Case For Eating Bugs

S2 E34 / 3m 59s

I ate a lot of bugs...and (mostly) liked them.

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Grow Your Own Crystals!

S2 E33 / 3m 31s

What should you do with the borax you have leftover from making slime? Use it to make crystals!

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What Does Lead Poisoning Do To Your Brain?

S2 E32 / 4m 46s

How does lead damage our brains—and what can we do to stop it?

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Are Bees the Addicts of the Animal Kingdom?

S2 E31 / 4m 16s

Bees get more than just nectar from the flowers they visit. Sometimes they also get a sip of caffeine, nicotine, or alcohol.

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Meet The Frog That Barfs Up Its Babies

S2 E30 / 4m 46s

These extinct frogs used to barf up their babies—and now scientists are trying to bring them back from the dead. Happy Mother’s Day!

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The Strangest Plant In The World?!

S2 E28 / 4m 5s

The plant Hydnora africana is a parasite that smells foul...and that’s not even the weirdest thing about it.

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What Your Earwax Says About You

S2 E27 / 3m 42s

Your gross earwax can reveal a ton about who you are, where you’ve been, and how stinky you are.

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Is Fear Contagious? | Gross Science

S2 E26 / 5m 24s

Fear may be able to spread from person to person—just like a virus.

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Everything You Didn't Want To Know About Snot

S2 E25 / 4m 25s

You swallow a ton of snot every single day. Welcome to the gross world of mucus.

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Plants Use An Internet Made of Fungus

S2 E24 / 4m 8s

It's called the "Wood Wide Web."

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Sea Cucumbers Have Multipurpose Butts

S2 E23 / 3m 13s

Meet the most versatile butts in the animal kingdom.

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The REAL Rudolph Has Bloody Antlers and Super Vision

S2 E22 / 4m 26s

Santa's reindeer just got a whole lot more interesting.

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Can Bird Poop Make Clouds?

S2 E21 / 3m 49s

Bird poop could help clouds form, keeping our planet a little bit cooler. Gross!

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Electronics Powered by Fish Scales

S2 E20 / 3m 19s

What should you do with stinky old fish skins? How about powering your cellphone?

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Defensive Vomiting

S2 E19 / 2m 48s

If you're attacked you could run away, fight back...or you could barf. Gross!

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Help a Snail Find True Love!

S2 E18 / 3m 39s

You can help a special snail find a mate—while also helping scientists unravel a mystery.

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What Sound Does An Ant Make?

S2 E17 / 3m 15s

Ant language sounds wacky—and can be hacked.