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 ...

According to scientists at NIST in Boulder, their newest atomic clock, the NIST-F4, will help track time more precisely and help put global time on a more accurate frequency.

UK News: British Summer Time (BST) begins on the last Sunday of March, with clocks moving forward by one hour to increase evening daylight. This is done to mak ...

At 1am, clocks will go forward an hour to 2am. Most smartphones, tablets and computers will update automatically. The time shift marks the move from Greenwich Mean Time (GMT) to Irish Summer Time ...

The success rates varied based on the AI system being used. Gemini-2.0 was the highest scorer in the clock test, while GPT-01 was accurate 80% of the time on the calendar questions.

When daylight saving time comes to an end for 2025 on Nov. 2, the clocks will "fall back," which means you'll gain an hour of sleep. Between early November and early March, much of the U.S. is in ...

California and most of the U.S. turn the clock ahead an hour — or springs forward — for daylight saving time in early March. That means the sun will appear to rise earlier in the day.

The Doomsday Clock is a metaphor for how close the world is to being inhabitable for humanity. Scientists just set the new time for 2025.

The Doomsday Clock time reveal held by The Bulletin of the Atomic Scientists at the United States Institute of Peace on January 28, 2025, in Washington, D.C. Kayla Bartkowski/Getty Images ...

Trump called daylight saving time “inconvenient, and very costly to our Nation.” ... President-elect Donald Trump gestures after ringing the opening bell at the New York Stock Exchange ...