On Today's Podcast

Why is brain cancer so hard to treat?

A pioneer of cancer neuroscience explains how brain cancer develops, the role of the nervous system, and what might lead to new treatments.

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Today's Broadcast

July 31, 2026

A new book tells the story of Black women cryptologists who deciphered Soviet telegrams intercepted during the early days of the Cold War. Plus, a pioneer of cancer neuroscience explains how brain cancer develops, the role of the nervous system, and what might lead to new treatments. And, extreme heat is hitting India hard. One physician is trying to understand the health impacts, and help Indians prepare for future heat waves.

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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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