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Most Recent Episode

August 16, 2019

We’re probing the mysteries of lightning. Plus, a trip to the cave home in Texas of over 15 million bats.

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Segment

Ocean Priorities

Ira talks with Peter Seligmann, chairman of Conservation International, and with Philippe Cousteau Jr. about the connections between ocean policy, the environment, and the economy.

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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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