With clocks set to fall back from daylight saving time to standard time in just under two weeks, many are wondering why the time changes happen and what would be different without them. From mid-March ...

Optical lattice clocks are devices that measure the passing of time via the frequency of light that is absorbed or emitted by ...

The month of March begins Friday, which means that changing the clocks for daylight saving time will soon arrive. In fact, it’s less than two weeks away. Daylight saving time begins on the second ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. OKLAHOMA CITY (KFOR) — As we prepare to ...

An experimental atomic clock based on a single mercury atom is now at least five times more precise than the national standard clock based on a "fountain" of cesium atoms, according to a paper by ...

Some physicists are creating a revolution in the arcane world of ultra-precise clocks. And among them is a researcher who has trouble getting anywhere on time. "I do tend to be a little bit late," ...

Installation has begun—500 ft tall, all mechanical, powered by day/night thermal cycles, synchronized at solar noon, a symbol for long-term thinking—the #10000YearClock is coming together thx to the ...

On Sunday, Nov. 7, 2021, at 2 a.m., clocks in most parts of the country will fall back one hour to standard time as daylight saving time (DST) ends. While gaining an hour of sleep this weekend, people ...

Most of the United States entered daylight saving time on Sunday, skipping an hour overnight and gaining some extra early evening sunlight. Once the grumbling over that lost hour of sleep ended Monday ...

Scientists say the return to "standard time" is good for our health. But the time change can be disruptive and we must also ...