NPR logo

What Made Chili Peppers So Spicy?

  • Download
  • <iframe src="https://www.npr.org/player/embed/93636630/93636618" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
What Made Chili Peppers So Spicy?

Food

What Made Chili Peppers So Spicy?

What Made Chili Peppers So Spicy?

  • Download
  • <iframe src="https://www.npr.org/player/embed/93636630/93636618" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

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

We no longer support commenting on NPR.org stories, but you can find us every day on Facebook, Twitter, email, and many other platforms. Learn more or contact us.