Scientists developed a highly accurate optical ion clock, improving time measurement precision by 1,000 times.

Doomsday Clock announcement will be held on January 28th in Washington, DC. The Bulletin’s Science and Security Board will ...

The next generation of atomic clocks "ticks" with the frequency of a laser. This is about 100,000 times faster than the ...

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

With access to a 10-MHz timebase from a cesium fountain atomic clock — no less a clock than the one that’s used to define the SI second, by the way — [Daniel] looked for ways to sync the ...

Researchers have developed a new approach in optical atomic clocks that brings forth a major goal in science: the ...

Precise timekeeping helps us in our daily lives ... seeking ever more accurate measurements of time, as super-accurate clocks could help make planet-sized telescopes, hunt for dark matter or ...

It maintains precision of less than one picosecond after traversing bumpy roads, which is over ten times higher than the mobile atomic clocks operated in the United States. The new atomic clock ...