On Today's Podcast

Is that spooky old house full of ghosts, or just infrasound?

Low-frequency noises that humans can feel, but not hear, may be behind the spooky feeling of old houses—and serve as a warning to animals.

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Today's Broadcast

May 22, 2026

Low-frequency noises that humans can feel, but not hear, may be behind the spooky feeling of old houses. Plus, a processing plant in Mississippi is leaking massive amounts of the herbicide paraquat into the air. Its biological link to Parkinson’s is becoming clear. And, a bioethicist walks us through the complexity of clinical trials, from their core scientific questions to patient selection to FDA approval.

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Segment

24:42

A Hue Of A Different Color

There’s a whole spectrum of science that explores how light and matter interact to give us the rainbow. Chemists and biologists alike are seeking new ways to make shades we take for granted.

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Video

How To Grow Coral

Corals have long been at risk of bleaching. At Georgia Aquarium, a team of biologists are helping restore coral in the wild—by cultivating them in the lab.

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