On Today's Podcast

Are Ultramarathoners Just Built Different?

Ultramarathoners can run with what seems like superhuman stamina. But are their bodies much different than the rest of ours?

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January 2, 2026

A look back at the biggest science stories of 2025, and a few you may have missed. Plus, over the past year, most of your body has replaced itself cell by cell. What can we learn from other animals’ dramatic feats of regeneration? And, ultramarathoners can run with what seems like superhuman stamina. But are their bodies much different than the rest of ours?

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Educational Resource

Go Out And Observe the Moon!

Observe the moon each day for one month, map the moon’s features, simulate lunar impacts, and explore lunar science in this resource from NASA’s International Observe the Moon Night (InOMN), an annual worldwide celebration of lunar science and exploration.

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24:14

The Science Of Story Time

Studies have shown that talking with your child promotes literacy. Now a new study in “Psychological Science” suggests reading to them may give them an even bigger edge.

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28:56

A Tribute to Oliver Sacks

Neurologist, writer, motorcycle racer, weightlifter, swimmer, and enthusiast of ferns, cycads, cephalopods and minerals—Oliver Sacks was a modern day Renaissance man.

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16:54

The Forgotten History Of Autism

In his new book, “NeuroTribes,” science writer Steve Silberman documents how politics and self-promoting scientists have altered our understanding of the condition over the years.

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