The European Space Agency has launched two atomic clocks on a SpaceX rocket to the ISS to test Einstein's theory of ...

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 ...

The advantage of a radio-controlled clock that receives the time signal from WWVB is that you never have to set it again. Whether it’s a little digital job on your desk, or some big analog wall ...

The advantage of a radio-controlled clock that receives the time signal from WWVB is that you never have to set it again. Whether it’s a little digital job on your desk, or some big analog wall ...

This atomic clock from old faithful timepiece maker ... Cement gives this round wall clock a neutral, matte finish that easily blends into surrounding decor. It achieves a nice balance between ...

Breakthrough could pave the way for next-generation GPS in drones, smartphones and self-driving cars, scientists say.

and mobile phones provide very accurate time data thanks to more than 400 atomic clocks that are in service around the world.

The European Space Agency (ESA) has launched one of its most precise science experiments to date — the Atomic Clock Ensemble in Space (ACES)—to the International Space Station (ISS).

Atomic clocks record time using microwaves at a frequency matched to electron transitions in certain atoms. They are the basis upon which a second is defined. But there is a new kid on the block ...

So steady are these oscillations that atomic clocks keep better time than the spinning earth itself The "pendulums" which regulate them are the vibrating parts of atoms or molecules.

NAGASAKI--A badly damaged wall clock that stopped at 11:02 a.m.--the moment the atomic bomb exploded over Nagasaki on Aug. 9, 1945--has suffered from the ravages of time at a museum here.