Time is almost up on the way we track each second of the day, with optical atomic clocks set to redefine the way the world measures one second in the near future. Researchers from Adelaide University ...

Atomic scientists set their "Doomsday Clock" on Tuesday closer than ever to midnight, citing aggressive behavior by nuclear powers Russia, China and the United States, fraying nuclear arms control, ...

The "Doomsday Clock" was set to 85 seconds to midnight on Jan. 27 — marking the closest it has been to the time that represents apocalypse in its history. “The Doomsday Clock’s message cannot be ...

To find out how clock accuracy is verified and which reference is used for comparison, we visited the Belarusian State Institute of Metrology (BelGIM), where most of the national standards are kept.

Ultra precise Chinese lattice clock joins international system, challenging decades of US dominance in global timekeeping ...

The most precise clocks ever built are now testing Einstein, hunting dark matter, and reshaping how we define time itself. The world’s most precise clocks are changing how we understand time itself: ...

All living creatures are affected by the cycles of celestial objects. Humans have always been locked into the rhythms of sunrise and sunset, the phases of the Moon, and the seasons. We left some of ...

AURORA, Colorado—Lockheed Martin and the U.S. Space Force are testing several new technologies aboard the next GPS III ...

In the realm of first-world problems, your cheap wall clock doesn’t keep time, so you have to keep setting it. The answer? Of course, you connect it to NTP and synchronize the clock with an ...

Time crystals could one day provide a reliable foundation for ultra-precise quantum clocks, new mathematical analysis has revealed. Published in Physical Review Letters, the research was led by ...

Add Yahoo as a preferred source to see more of our stories on Google. Now that 2026 is officially underway, we’re only a few short weeks away from gaining more of that precious daylight. Although it ...

Michigan may still be facing cold and snow, but in just a few weeks, it will be time to spring your clocks forward. Daylight Saving Time begins March 8, we'll set clocks forward one hour, pushing ...