Optical atomic clocks have the potential to improve timekeeping and GPS accuracy by a factor of 1,000, enhancing the ...

TOKYO, Japan — Resembling a squat, wide fridge, the world's most accurate clock went on sale for $3.3 million (P188 milllion) ...

Twenty states have proposed or enacted legislation to implement daylight saving time permanently. But those laws cannot go into effect until Congress amends or repeals the Uniform Time Act of 1966, ...

The first day of spring is fast approaching, but before it gets here, our clocks will spring ahead one hour. Daylight saving time gives us an extra hour of daylight — but one less hour of sleep — so ...

The “Aether clock OC 020” is so precise that it would take 10 billion years for it to deviate by one second, according to its Kyoto-based manufacturer Shimadzu Corp.

Those are the places under U.S. jurisdiction that do not observe the manifest folly of Daylight Saving Time, and will be ...