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The Woman (and Others) Who Saved the U.S. Space Race

The Woman (and Others) Who Saved the U.S. Space Race

Season 2 Episode 5
5:55
How Do Pheromones Work?

How Do Pheromones Work?

Season 2 Episode 6
2:59
Why Do Roses Smell So Sweet?

Why Do Roses Smell So Sweet?

Season 2 Episode 7
3:06
Mind-Blowing Movie Explosions Explained

Mind-Blowing Movie Explosions Explained

Season 2 Episode 8
3:13
How Do Jeans Get Blue?

How Do Jeans Get Blue?

Season 2 Episode 9
3:06
Why is Carbon Monoxide So Deadly?

Why is Carbon Monoxide So Deadly?

Season 2 Episode 10
3:13
Is Vaping Safer Than Cigarettes?

Is Vaping Safer Than Cigarettes?

Season 2 Episode 11
3:08
The Chemistry of Poison Ivy

The Chemistry of Poison Ivy

Season 2 Episode 12
3:23
Craft Beer Chemistry

Craft Beer Chemistry

Season 2 Episode 13
3:06
The Difference Between Sugar and High Fructose Corn Syrup

The Difference Between Sugar and High Fructose Corn Syrup

Season 2 Episode 14
2:41
Chemistry Jokes! (Round 2)

Chemistry Jokes! (Round 2)

Season 2 Episode 15
1:55
Why Too Much Stress Is Bad For You

Why Too Much Stress Is Bad For You

Season 2 Episode 16
2:51
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Reactions

How Does Moisturizer Work?

Season 2 Episode 4

The cold weather of winter can also mean dry, cracked skin. Many reach for the moisturizer to keep their skin soft, but how do these products actually work? Before you head to the beauty aisle, Reactions has the answers in this week’s episode.
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The Top 5 Strangest Poisons That Can Kill You
4:48
Season 5 Episode 73
The Top 5 Strangest Poisons That Can Kill You
We break down our top 5 strangest poisons.
Can We Make Ocean Water Drinkable -- and Should We?
4:13
Season 5 Episode 72
Can We Make Ocean Water Drinkable -- and Should We?
We find out why getting freshwater from ocean water is a trickier than you might imagine.
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
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