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How Do Rockets Work? (Featuring KSP)

How Do Rockets Work? (Featuring KSP)

Season 1 Episode 21
3:57
Is it OK to Pee in the Ocean?

Is it OK to Pee in the Ocean?

Season 1 Episode 23
2:50
Is MSG Bad for You?

Is MSG Bad for You?

Season 1 Episode 24
3:00
Awesome Chemistry Life Hacks (Vol. 3)

Awesome Chemistry Life Hacks (Vol. 3)

Season 1 Episode 25
3:42
What's in your Smartphone?

What's in your Smartphone?

Season 1 Episode 26
3:17
Why Do Leaves Change Color?

Why Do Leaves Change Color?

Season 1 Episode 27
2:09
Why Does Beer Get Skunked?

Why Does Beer Get Skunked?

Season 1 Episode 28
2:25
Why is Pizza So Good?

Why is Pizza So Good?

Season 1 Episode 30
3:17
Why Do Things Taste Sweet?

Why Do Things Taste Sweet?

Season 1 Episode 31
2:41
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How Does Tylenol Work? The truth Is--We Don't Know

Season 1 Episode 19

Acetaminophen, the active ingredient in Tylenol™, is one of the most popular pain relievers in the world, selling more than 27 billion doses in 2009 alone. It can reduce fevers, eliminate aches and pains and relieve cough and cold symptoms. But how does it work? The truth is, no one knows exactly.