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 ...

Automatically adjusts to Daylight Savings Time while set the DST on. Atomic Wall Clocks Battery Operated with Alarm - This digital calendar alarm day clock required 3 “AA” long life batteries ...

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

Even your Macbook or smartphone displays time which is synchronized to the NIST-F1 clock, a cesium fountain atomic clock (aka ... That was weird, usually pendulum wall clocks last for 8 days ...

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 ...

The current international standard for timekeeping is based on an atomic clock using microwaves to flip the state of caesium atoms, an approach that provides 16-digit accuracy, supporting space ...

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

Such a device would greatly surpass the capabilities of atomic clocks, which define the span of a second through controlled energy jumps in atoms’ electrons and are currently the pinnacle of ...