Season 1

Video thumbnail: Gross Science Could We Rid The World Of Mosquitoes?

Gross Science

Could We Rid The World Of Mosquitoes?

A new technology could make diseases like Zika a thing of the past. But should we use it?

Could We Rid The World Of Mosquitoes?

Video thumbnail: Gross Science What Really Causes Cavities?

Gross Science

What Really Causes Cavities?

Hate going to the dentist? Keep the millions of microbes in your mouth happy.

What Really Causes Cavities?

Video thumbnail: Gross Science How To Make Glow-In-The-Dark Slime!

Gross Science

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

You can make glow-in-the-dark slime with common household items—and learn some really cool

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

Video thumbnail: Gross Science 5 Gross Facts About Koalas

Gross Science

5 Gross Facts About Koalas

Baby koalas eat their mom's poop... and that's just the beginning.

5 Gross Facts About Koalas

Video thumbnail: Gross Science How Far Do Sneezes and Vomit Travel?

Gross Science

How Far Do Sneezes and Vomit Travel?

Germs can travel way farther than you might think.

How Far Do Sneezes and Vomit Travel?

Video thumbnail: Gross Science Why Don't Vultures Get Food Poisoning?

Gross Science

Why Don't Vultures Get Food Poisoning?

Vultures have a number of traits that allow them to eat the grossest stuff.

Why Don't Vultures Get Food Poisoning?

Video thumbnail: Gross Science Can Microbes Solve Murder Mysteries?

Gross Science

Can Microbes Solve Murder Mysteries?

Meet your necrobiome: The microbes that feast on your body after death.

Can Microbes Solve Murder Mysteries?

Video thumbnail: Gross Science How Dirty Are Public Restrooms?

Gross Science

How Dirty Are Public Restrooms?

What is lurking in the bathroom?

How Dirty Are Public Restrooms?

Video thumbnail: Gross Science Much A-Doo About Poo

Gross Science

Much A-Doo About Poo

Poop is a great source of fertilizer, heat, and electricity.

Much A-Doo About Poo

Video thumbnail: Gross Science The Horrors of Ancient Cataract Surgeries

Gross Science

The Horrors of Ancient Cataract Surgeries

Doctors have been slicing into eyeballs for over 2500 years.

The Horrors of Ancient Cataract Surgeries

Video thumbnail: Gross Science What Is the Black Plague... And Should You Be Worried?

Gross Science

What Is the Black Plague... And Should You Be Worried?

osemite National Park just shut down two campgrounds due to the plague.

What Is the Black Plague... And Should You Be Worried?

Video thumbnail: Gross Science Can Spider Venom Cure Erectile Dysfunction?

Gross Science

Can Spider Venom Cure Erectile Dysfunction?

Venom from the Brazilian wandering spider can give men a long-lasting, painful erection.

Can Spider Venom Cure Erectile Dysfunction?

Video thumbnail: Gross Science What Can You Learn From Ancient Poop?

Gross Science

What Can You Learn From Ancient Poop?

Fossilized poop, called coprolites, can reveal surprising secrets about the past.

What Can You Learn From Ancient Poop?

Video thumbnail: Gross Science Why Neuroscientists Love Kinky Sea Slugs

Gross Science

Why Neuroscientists Love Kinky Sea Slugs

The California brown sea hare has gigantic neurons. It also has a very strange way of repr

Why Neuroscientists Love Kinky Sea Slugs

Video thumbnail: Gross Science Would You Wear Clothing Made of Slime?

Gross Science

Would You Wear Clothing Made of Slime?

Scientists think hagfish slime could be the next eco-friendly, high-performance material.

Would You Wear Clothing Made of Slime?

Video thumbnail: Gross Science These Baby Toads Burst Out Of Their Mom's Back

Gross Science

These Baby Toads Burst Out Of Their Mom's Back

Like popping pimples? Then you'll love how the Surinam toad gives birth.

These Baby Toads Burst Out Of Their Mom's Back

Video thumbnail: Gross Science Barnacle Penises Can Teach You A Ton About Biology

Gross Science

Barnacle Penises Can Teach You A Ton About Biology

Well-endowed barnacles can change the size and shape of their penises.

Barnacle Penises Can Teach You A Ton About Biology

Video thumbnail: Gross Science The Strangest Use For Bacon... Ever?

Gross Science

The Strangest Use For Bacon... Ever?

Everyone loves bacon. Even parasitic botflies living under your skin.

The Strangest Use For Bacon... Ever?

Video thumbnail: Gross Science What Lives In Cheese?

Gross Science

What Lives In Cheese?

What makes cheese so delicious? It's the bacteria, fungi, mites, and maggots living in it.

What Lives In Cheese?

Video thumbnail: Gross Science You Have Mites Living On Your Face

Gross Science

You Have Mites Living On Your Face

Right now, there are tiny mites eating, laying eggs, dying, and leaking feces on your face

You Have Mites Living On Your Face

Video thumbnail: Gross Science What Can Herpes Do To Your Brain?

Gross Science

What Can Herpes Do To Your Brain?

Herpes is probably hiding in your nerve cells right now.

What Can Herpes Do To Your Brain?

Video thumbnail: Gross Science Why Most Sand Tiger Sharks Die in the Womb

Gross Science

Why Most Sand Tiger Sharks Die in the Womb

Sand tiger shark fetuses eat their siblings in the womb.

Why Most Sand Tiger Sharks Die in the Womb

Video thumbnail: Gross Science Can Cocaine Make Your Ears Rot?

Gross Science

Can Cocaine Make Your Ears Rot?

Cocaine is being mixed with a dangerous drug called levamisole.

Can Cocaine Make Your Ears Rot?

Video thumbnail: Gross Science Why Do These Babies Eat Their Mother's Skin?

Gross Science

Why Do These Babies Eat Their Mother's Skin?

Legless amphibians, called caecilians, have a very strange way of feeding their young.

Why Do These Babies Eat Their Mother's Skin?

Support for PBS.org provided by: