Physicists at the University of Toronto have developed technology that could power a new generation of optical atomic clocks ...

Today’s state-of-the-art optical clocks offer accuracy to 18 decimal places, which is roughly equivalent to measuring the ...

Meet Judah Levine, the "Time Lord" who ensures the world's clocks stay synchronized with his work at the National Institute ...

Scientists built a tiny clock from single-electron jumps to probe the true energy cost of quantum timekeeping. They ...

Discover how reading a quantum clock can surprisingly cost more energy than keeping it ticking, impacting timekeeping and ...

The trade minister’s morning run rekindles debate on whether Peninsular Malaysia’s time zone harms health. Read more at ...

Scientists learned that reading a quantum clock requires orders of magnitude more energy than running it. This surprising imbalance reveals that observation itself shapes the flow and thermodynamics ...

The U.N. atomic watchdog’s board of governors urged Iran on Thursday to “extend full and prompt cooperation,” to provide the agency’s inspectors with “precise information” about its stockpile of near ...

Lawrence Krauss, a world-renowned physicist and former Arizona State U. professor accused of sexual misconduct, exchanged ...

Against this backdrop, I can’t stop thinking about a scene in the new film “A House of Dynamite.” A clean-cut U.S. Navy ...

For decades, scientists have sought ways to compress the tools of optical science – lasers, lenses, mirrors – onto chips that fit on a fingertip. Such ...