On Today's Podcast

Listening for the cosmic ‘dark ages,’ from the lunar far side

The LuSEE-Night mission would place a small radio telescope on the far side of the moon to listen for signals of the cosmic "dark ages."

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Today's Broadcast

April 24, 2026

The LuSEE-Night mission would place a radio telescope on the far side of the moon to listen for signals of the cosmic “dark ages.” Plus, the design and layout of ancient temples, plazas, and cities provide clues about how societies were governed. And, everyday DNA mutations can help us understand immune function and aging—and even mitigate harm caused by some inherited diseases.

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Video

Breakthrough: Bitter Water

For Navajo hydrologist Karletta Chief, water is sacred. When a mine spill contaminated a vital river in the Navajo Nation, she decides to investigate the potential environmental and health impacts it had on her community.

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