The latest PISA assessment presents an unusually stark picture of educational performance. More than 760,000 15-year-old students across 91 participating countries and economies were assessed, producing evidence of broad declines in some
China has escalated its dispute with the United States over artificial intelligence by urging scientists and tech researchers to boycott one of the world’s leading AI conferences after its organizers barred submissions
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A new paper in Nature highlights a modest scientific finding but a momentous shift in how research itself is being done. Researchers at the Tokyo-based company Sakana AI used an artificial-intelligence system
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China has successfully tested a groundbreaking satellite refueling system in low Earth orbit, demonstrating capabilities that could transform space operations and commercial satellite servicing. The Hukeda-2, also known as Yuxing-3 06, carried
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The formation of our solar system’s rocky planets—Mercury, Venus, Earth and Mars—may have been far more complex than previously thought. For decades, scientists assumed that these planets coalesced from a single disc
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After two decades of painstaking work, a team of scientists has uncovered the ultimate limitation of mouse cloning: even with ideal conditions, a single animal’s lineage cannot be perpetuated indefinitely. The results,
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Researchers have stunned the synthetic biology community by resurrecting “dead” bacterial cells through the transplantation of complete genomes from other species. Reported this month on the preprint server bioRxiv, the technique could
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When he was a doctoral student at the University of Copenhagen, Eske Willerslev could not access the few fossils that might have contained traces of ancient DNA. But in 2000, inspiration struck
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Microsoft has announced a major overhaul of its human-resources organization, signaling a bold shift in how the tech giant manages its workforce of more than 220,000 employees. Amy Coleman, who assumed the
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The White House released a major policy report yesterday outlining a sweeping set of legislative recommendations designed to position the United States at the forefront of artificial intelligence while safeguarding citizens’ rights
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Chinese scientists have successfully tested a solid rocket engine at a simulated depth of 200 metres, far beyond the typical operating depths of submarine-launched ballistic missiles, raising the prospect of deeper and
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