Skip to main content
Donate

Up Next

Much A-Doo About Poo

Much A-Doo About Poo

Season 1 Episode 28
3:40
How Dirty Are Public Restrooms?

How Dirty Are Public Restrooms?

Season 1 Episode 29
2:45
Can Microbes Solve Murder Mysteries?

Can Microbes Solve Murder Mysteries?

Season 1 Episode 30
3:47
Why Don't Vultures Get Food Poisoning?

Why Don't Vultures Get Food Poisoning?

Season 1 Episode 31
2:20
How Far Do Sneezes and Vomit Travel?

How Far Do Sneezes and Vomit Travel?

Season 1 Episode 32
2:44
5 Gross Facts About Koalas

5 Gross Facts About Koalas

Season 1 Episode 33
3:20
How To Make Glow-In-The-Dark Slime!

How To Make Glow-In-The-Dark Slime!

Season 1 Episode 35
2:54
Why Do You Get Sick After Exams?

Why Do You Get Sick After Exams?

Season 1 Episode 36
2:22
Build Your Own Microscope

Build Your Own Microscope

Season 1 Episode 37
3:00
Why Do Deep Sea Creatures Look So Scary?

Why Do Deep Sea Creatures Look So Scary?

Season 1 Episode 38
3:22
What Really Causes Cavities?

What Really Causes Cavities?

Season 1 Episode 39
3:23
Could We Rid The World Of Mosquitoes?

Could We Rid The World Of Mosquitoes?

Season 1 Episode 40
5:35
Back to Show
Gross Science

Why Get Your Tetanus Shot?

Season 1 Episode 27

Avoiding your tetanus shot? Here’s why that might be a bad idea.
Stream on your TV
Support Provided By
Plants Use An Internet Made of Fungus
4:08
Season 2 Episode 24
Plants Use An Internet Made of Fungus
It's called the "Wood Wide Web."
Sea Cucumbers Have Multipurpose Butts
3:13
Season 2 Episode 23
Sea Cucumbers Have Multipurpose Butts
Meet the most versatile butts in the animal kingdom.
The REAL Rudolph Has Bloody Antlers and Super Vision
4:26
Season 2 Episode 22
The REAL Rudolph Has Bloody Antlers and Super Vision
Santa's reindeer just got a whole lot more interesting.
Can Bird Poop Make Clouds?
3:49
Season 2 Episode 21
Can Bird Poop Make Clouds?
Bird poop could help clouds form, keeping our planet a little bit cooler. Gross!
Electronics Powered by Fish Scales
3:19
Season 2 Episode 20
Electronics Powered by Fish Scales
What should you do with stinky old fish skins? How about powering your cellphone?
Defensive Vomiting
2:48
Season 2 Episode 19
Defensive Vomiting
If you're attacked you could run away, fight back...or you could barf. Gross!
Help a Snail Find True Love!
3:39
Season 2 Episode 18
Help a Snail Find True Love!
You can help a special snail find a mate—while also helping scientists unravel a mystery.
What Sound Does An Ant Make?
3:15
Season 2 Episode 17
What Sound Does An Ant Make?
Ant language sounds wacky—and can be hacked.
The Chemistry of Skunk Spray
3:42
Season 2 Episode 16
The Chemistry of Skunk Spray
How do you get rid of skunk odor? Don't use tomato juice... use chemistry!
Why Do Dogs Eat Poop?
3:51
Season 2 Episode 15
Why Do Dogs Eat Poop?
It's called "coprophagia," and lots of dogs do it.
Is Inbreeding Really That Bad?
4:41
Season 2 Episode 14
Is Inbreeding Really That Bad?
Inbreeding...It's hugely taboo for us, but lots of organisms do it.
The Food Poisoning Lurking In Your Freezer
3:56
Season 2 Episode 13
The Food Poisoning Lurking In Your Freezer
Listeria turns your own cells against you.
Show more
Active loading indicator