Science Explorer
Science Explorer

Science Explorer

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China's 'artificial sun' reactor shatters major fusion limit — a step closer to near-limitless clean energy
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China's 'artificial sun' reactor shatters major fusion limit — a step closer to near-limitless clean energy

China's EAST nuclear fusion reactor has successfully kept plasma stable at extreme densities, passing a major fusion milestone and potentially bringing humanity closer to wielding near-limitless clean energy.

The Milky Way’s Black Hole Is Quiet Now, But Its Recent Past Was Far More Active
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The Milky Way’s Black Hole Is Quiet Now, But Its Recent Past Was Far More Active

The supermassive black hole in the Milky Way's galactic center, Sagittarius A-star, is known for being quiet and dim. But that wasn't always the case. The powerful XRISM x-ray telescope shows that it flared brightly at least once in the very recent past.

Astronomers Just Set a Record Watching The Sun's Most Violent Region
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Astronomers Just Set a Record Watching The Sun's Most Violent Region

"A milestone in solar physics."

Giant sunspot that triggered recent solar 'superstorm' shot out nearly 1,000 flares and a secret X-rated explosion, record-breaking study reveals
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Giant sunspot that triggered recent solar 'superstorm' shot out nearly 1,000 flares and a secret X-rated explosion, record-breaking study reveals

The massive sunspot that sparked an "extreme" geomagnetic storm in May 2024 unleashed hundreds of other dangerous solar flares, including a hidden X-class outburst, a new paper reveals. The study sets a record for the longest continuous observation of a single active region on our home star.

Homo erectus wasn't the first human species to leave Africa 1.8 million years ago, fossils suggest
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Homo erectus wasn't the first human species to leave Africa 1.8 million years ago, fossils suggest

A new analysis of enigmatic skulls from the Republic of Georgia suggest that Homo erectus wasn't the only human species to leave Africa 1.8 million years ago.