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Physicists create groundbreaking atomic clock that's off by less than 1 second every 100 million years

Scientists have developed one of the most precise atomic clocks ever built, and they plan to use it as a reference clock to define time itself. Based on the rising and falling of cesium atoms under a ...
The New York Times

Doomsday Clock Moves One Second Closer to Catastrophe

The Bulletin of the Atomic Scientists shifted the hands of the symbolic clock to 89 seconds to midnight, citing the threat of climate change, nuclear war and the misuse of artificial intelligence. By ...