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What is Addiction?

What is Addiction?

Season 2 Episode 44
3:28
How Do Deodorants and Antiperspirants Work?

How Do Deodorants and Antiperspirants Work?

Season 2 Episode 45
2:55
How to Cookie with Science

How to Cookie with Science

Season 2 Episode 46
4:02
How Pee Brought You The Modern World

How Pee Brought You The Modern World

Season 2 Episode 47
3:43
The World's Smallest Robots: Rise of the Nanomachines

The World's Smallest Robots: Rise of the Nanomachines

Season 2 Episode 48
4:46
What is the Blackest Black?

What is the Blackest Black?

Season 2 Episode 49
3:22
What Happens When You're About to Die?

What Happens When You're About to Die?

Season 2 Episode 50
3:26
The Science of the Perfect Grilled Cheese Sandwich

The Science of the Perfect Grilled Cheese Sandwich

Season 2 Episode 51
3:15
How to Survive a Real-Life "Fallout"

How to Survive a Real-Life "Fallout"

Season 2 Episode 52
4:07
Do Vitamin Supplements Really Work?

Do Vitamin Supplements Really Work?

Season 2 Episode 53
4:48
What is the Future of Fake Meat?

What is the Future of Fake Meat?

Season 2 Episode 54
3:43
Why Do Hot Peppers Cause Pain?

Why Do Hot Peppers Cause Pain?

Season 2 Episode 55
4:27
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Reactions

Football Helmets: The Last Line of Defense?

Season 2 Episode 43

Reactions is tackling the science of helmets on football players. Is this foam chemistry enough to save lives? Football is back, and with all the hard hits and tough tackles come renewed concerns about safety. Every NFL player is required to wear a helmet, but the helmets of today are a far cry from the leather creations from decades ago.
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How Pee Helped Win the Revolutionary War (Maybe...)
5:09
Season 5 Episode 71
How Pee Helped Win the Revolutionary War (Maybe...)
How Pee Helped Win the Revolutionary War (Maybe...)
What Does the Moon Smell Like?
5:48
Season 5 Episode 70
What Does the Moon Smell Like?
What Does the Moon Smell Like?
What is Ringworm and How Do You Get Rid of It?
4:11
Season 5 Episode 69
What is Ringworm and How Do You Get Rid of It?
What is Ringworm and How Do You Get Rid of It?
Could CBD Make You Fail a Drug Test?
3:43
Season 5 Episode 68
Could CBD Make You Fail a Drug Test?
Could CBD Make You Fail a Drug Test?
What Causes Auroras?
4:34
Season 5 Episode 67
What Causes Auroras?
What Causes the Northern Lights?
Why is Carbon the Key to Life? (On Earth, Anyway)
4:21
Season 5 Episode 66
Why is Carbon the Key to Life? (On Earth, Anyway)
One element is the backbone of all forms of life we’ve ever discovered on Earth: carbon.
That Fresh Cut Grass Scent is Really a Signal of Distress
3:10
Season 5 Episode 65
That Fresh Cut Grass Scent is Really a Signal of Distress
We explain how plants communicate, their chemical response to being damaged, and more.
How Do Pregnancy Tests Work?
3:16
Season 5 Episode 64
How Do Pregnancy Tests Work?
How Do Pregnancy Tests Work?
How Does Pepper Spray Work?
3:41
Season 5 Episode 63
How Does Pepper Spray Work?
We take a look at what's inside the canister!
How to Get Rid of Skunk Smell
3:40
Season 5 Episode 62
How to Get Rid of Skunk Smell
How to Get Rid of Skunk Smell
Why Do Clothes Shrink in the Wash?
4:15
Season 5 Episode 61
Why Do Clothes Shrink in the Wash?
Why Do Clothes Shrink in the Wash?
White, Green, Black, and Oolong Tea: What's the Difference?
4:32
Season 5 Episode 60
White, Green, Black, and Oolong Tea: What's the Difference?
White, Green, Black, and Oolong Tea: What's the Difference?
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