On Today's Podcast

Untangling The History Of Dog Domestication

A new study suggests dogs began to diversify about 11,000 years earlier than we thought. Plus, a long-running experiment to domesticate foxes.

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Today's Broadcast

January 30, 2026

A flu variant called subclade K emerged too late to be fully covered by this year’s vaccine. But the flu shot can still help protect you. Plus, a new study suggests dogs began to diversify about 11,000 years earlier than we thought. And, in turbulent times, it helps to hear stories of resilience. What can we learn from 3.5 billion-year-old bacteria that eat light?

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Segment

16:37

Redefining the Kilogram

All the scales in the world are calibrated against a 125-year-old chunk of metal in a vault on the outskirts of Paris. Now scientists are looking to redefine the standard of what “kilogram” really means.

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