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What Made Chili Peppers So Spicy? New research indicates chili pepper plants may have developed their signature heat as a way to fight off fungal infections caused by insects.

Food

What Made Chili Peppers So Spicy?

Heard on Talk of the Nation

What Made Chili Peppers So Spicy?

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New research indicates chili pepper plants may have developed their signature heat as a way to fight off fungal infections caused by insects.

Guest:

Joshua Tewksbury, assistant professor of biology at the University of Washington