The Doomsday Clock has been set at 85 seconds to midnight, the closest it has ever been to midnight, according to the ...
The most precise clocks ever built are now testing Einstein, hunting dark matter, and reshaping how we define time itself. In ...
For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more accurate clocks: optical atomic clocks. In a few years' time, they could ...