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How Does Marijuana Work?
Season 1
Episode 8
We explain the chemistry behind marijuana's high, and investigate what scientists are doing to ensure that newly-legalized weed won't send users on a bad trip.
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4:13
We find out why getting freshwater from ocean water is a trickier than you might imagine.
5:09
How Pee Helped Win the Revolutionary War (Maybe...)
4:21
One element is the backbone of all forms of life we’ve ever discovered on Earth: carbon.
3:10
We explain how plants communicate, their chemical response to being damaged, and more.