"As the typical uncertainty of time transfer over the public Internet is on the order of one millisecond (1/1000th of a ...

In 2008, a team of UCLA-led scientists proposed a scheme to use a laser to excite the nucleus of thorium atoms to realize extremely accurate, portable clocks. Last year, they realized this ...

A revolutionary achievement could pave the way for smaller, more efficient nuclear clocks. Last year, a research team led by UCLA achieved a milestone scientists had pursued for half a century. They s ...

Last year, a UCLA-led team accomplished something scientists have been trying to do for 50 years. They made radioactive thorium nuclei absorb and ...

The omnipresent system that people use for navigation and positioning is increasingly vulnerable. Can it be improved?

Even as quantum navigation emerges as a legitimate alternative to satellite-based navigation, the satellites themselves are ...

Sommarøy’s time-free zone was, in a sense, an attempt by residents to reclaim their connection to a more natural measure of time. After all, every year, the island experiences roughly 1,656 hours of ...

In the 80th year of the nuclear age, with just 89 seconds left on the Doomsday Clock, every nuclear challenge is trending in ...

A small group of scientists and policy experts meet behind closed doors in Chicago to decide how close humanity is to ...

AI is already sufficiently robust that it introduces new global risks and exacerbates existing threats. Its development is ...

Advances in precision, new levels of resistance to shocks or magnetism: innovation remains a driving force for the watch ...

Power Metals entered into a cesium concentrate offtake agreement with Albemarle Corporation, a US$16 billion global critical ...