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New map of the universe hints that dark energy may be evolving

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Total Eclipse in the Heart of Texas Hill Country

Total Eclipse in the Heart of Texas Hill Country

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First ape ever seen using medicinal plant to treat wound

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Ozempic's Surprising Real Power

Ozempic's Surprising Real Power

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A Hidden Cause of Sinkholes Is Lurking Underground

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A Hidden Cause of Sinkholes Is Lurking Underground

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What Happened to the Hole in the Ozone Layer?

What Happened to the Hole in the Ozone Layer?

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NOVA

How America watched the solar eclipse

Cities across the US dipped into darkness during a total solar eclipse. Here’s what it looked like as seen by Americans all over the country.