NOVA

What Gives Hot Peppers Their Heat?

Clip: Season 47 Episode 17 | 8m 22s | Video has closed captioning.

When you eat peppers, the chemical capsaicin fits into the heat pain receptors in your mouth, sending a false signal that’s identical to the one your brain would receive if you ate something literally burning hot.

Aired: 02/03/21

Rating: NR

Problems Playing Video? | Closed Captioning

Major funding for NOVA is provided by the David H. Koch Fund for Science, the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

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From the PBS science series NOVA, a biweekly podcast digging into the science behind the headlines. Alok Patel takes you behind the scenes with the people—scientists, engineers, technologists, mathematicians and more—working to understand our world.

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