Nature

Segment

Bad Days for Bats

The white nose syndrome disease affecting bat populations has put one species of bat at risk of "regional extinction" within the next 20 years.

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Segment

Chile Peppers

In this segment, live from Tucson, Arizona, we'll take a scientific look at the chile pepper, from the chemistry and biology of a pepper's burn, to the psychology of why some people like it hot. Grab some salsa and listen in!

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