A new atomic clock is one of the world’s best timekeepers, researchers say — and after years of development, the “fountain”-style clock is now in use helping keep official U.S. time. Known as NIST-F4, ...

Add Yahoo as a preferred source to see more of our stories on Google. Jon Wolfsthal, director of global risk at the Federation of American Scientists (FAS), Asha George, executive director of the ...

WASHINGTON — 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 ...

The "Doomsday Clock" which represents how near humanity is to catastrophe moved closer than ever to midnight on Tuesday as concerns grow over nuclear weapons, climate change and disinformation. The ...

WASHINGTON — 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 ...

Clocks on Earth are ticking a bit more regularly thanks to NIST-F4, a new atomic clock at the National Institute of Standards and Technology (NIST) campus in Boulder, Colorado. NIST-F4 measures an ...

After 78 years, the Doomsday Clock has been set closer than it has ever been. As a global society, we are now only 89 seconds to midnight after scientists moved the clock’s hand one second closer to ...

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 ...

Earlier on Jan. 26, the hands of the Doomsday Clock were set closer to midnight than they've ever been in its history. Citing a worldwide "failure of leadership," the Bulletin of the Atomic Scientists ...

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L-R: Dr Ashby Hilton, Dr Elizaveta (Liz) Klantsataya and Dr Sarah Watzdorf working on a prototype of a next-generation portable atomic clock. Time is almost up on the way we track each second of the ...