Here on Earth, it might not matter if your wristwatch runs a few seconds slow. But crucial spacecraft functions need accuracy ...

It might not sound like there is much difference between the two clocks at first glance, but it’s all about scale. Atomic ...

In the dead of night at a Colorado laboratory, a discovery was made that could reshape our understanding of time and the ...

Researchers have demonstrated a new optical atomic clock that uses a single laser and doesn't require cryogenic temperatures.

A startup called Mesa Quantum aims to develop chip-scale quantum sensors that could radically improve navigation and ...