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Season 5
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That Fresh Cut Grass Scent is Really a Signal of Distress
We explain how plants communicate, their chemical response to being damaged, and more.
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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.
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What Happens When You Overdose?
We learn how to spot an overdose and the ways different types of drugs wreak havoc.