The most advanced atomic clocks do not lose more than a second in 300 million years. That’s pretty accurate. But it turns out ...

Unless, of course, you work at CERN and built “the most accurate pendulum clock on ... to a 10-MHz timebase from a cesium fountain atomic clock — no less a clock than the one that’s ...

Researchers have created an atomic clock that can be taken into war zones, and it could change the future of military combat.

Solid-state clock Illustration of how thorium atoms are vaporized (bottom) and then deposited in a thin film on the substrate ...

Chinese scientists have created a highly accurate atomic clock that could change the nature of future wars. The NIM-TF3 ...

An atomic clock has been developed at the UK's Defence Science and Technology Laboratory (Dstl) to help improve ...

A team of Chinese researchers has reportedly developed the most precise portable atomic clock ever. Small and rigid by design ...

Physicists at UCLA have taken a major step toward creating the most accurate clocks ever by using a thin film of thorium-229.

Atomic clocks that excite the nucleus of thorium-229 embedded in a transparent crystal when hit by a laser beam could yield the most accurate measurements ever of time and gravity, and even ...

Accurate frequency measurements of a narrow optical clock transition in 171 Yb atoms trapped in an optical lattice establish this system as a serious contender in the quest to develop increasingly ...

Today’s Astron models are the most accurate watches the brand makes thanks to their implementation of GPS technology that enables the watches to remotely sync to an atomic clock and ...