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NSF's Discovery Files

Jul 25, 2022

Researchers have discovered what they believe to be a rare “Black Widow” binary star system out in space some 3,000 light years from Earth. We’ll explain why this star is feeding on its companion, explore how this celestial object was spotted, and examine what makes this distant star system unique.


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Jul 18, 2022

Megalodon was a gigantic, prehistoric shark with teeth as big as a human hand that ruled the oceans 3-16 million years ago. We’ll explore the Meg’s place in the ancient food web from traces of food left behind in the fossilized enamel of their teeth and look for insights into why the Megalodon went extinct.

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Jul 11, 2022

This is the Discovery Files Podcast from the U.S. National Science Foundation. Where we will look at some of the latest research in the world of science, with commentary from the scientists making these discoveries. Join us as we explore the world of scientific research, coming soon from the US National Science...