On Today's Podcast

Why cannabis’s health effects are so hard to study

Cannabis seems to be everywhere, in many forms. We're learning more about its effect on teenage brains and its usefulness as a therapeutic.

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Today's Broadcast

September 11, 2026

Scientists used fossil records and AI tools to reconstruct a soundscape of a Jurassic forest. Shorter courses of antibiotics may actually reduce antimicrobial resistance. Plus, a new study found a group of genes associated with fibromyalgia. And, as black bears return to their historic ranges across the U.S., human encounters are increasing. How can bears and people live in harmony?

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Desktop Diaries: Jill Tarter

As the SETI (Search for Extraterrestrial Intelligence) Institute’s first employee, Tarter has accumulated E.T.-themed office ornaments for the last 30 years—including a bottle of wine to be opened “only upon detection of Extraterrestrial signal.”

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