Chinese submarine reaches the deepest place on Earth

The Chinese submarine Fendouzhe has completed a months-long expedition to the deepest part of the ocean, a feat matched by only James Cameron, a hobbyist investor and the U.S. Navy.

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Moderna's coronavirus vaccine is highly effective, final analysis shows

New data from Moderna's phase 3 trial confirm that the vaccine is highly effective and protects against severe disease.

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Escaped mink could spread the coronavirus to wild animals

More than 100 SARS-CoV-2 infected mink may have escaped from Danish farms, raising the risk that these escapees could spread the novel coronavirus to wild animals.

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Alligators can regrow their tails, surprising scientists

Baby alligators can regrow their tails and they do it in a novel way.

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Is the Boeing 737 Max safe enough to fly?

The Boeing 737 Max began flying commercially in May 2017 but has been grounded for over a year and a half following two crashes within five months. Is it safe enough for liftoff?

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Our solar system will disintegrate sooner than we thought

Although the ground beneath our feet feels solid and reassuring (most of the time), nothing in this universe lasts forever.

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Dangerous 'naked' black holes could be hiding in the universe

Black holes shorn of event horizons could lurk throughout the universe.

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