Scientists developed a highly accurate optical ion clock, improving time measurement precision by 1,000 times.

Daylight saving time begins at 2 a.m. on Sunday, March 9, at which time clocks 'spring forward' and reset to 3 a.m. In the spring, clocks spring forward one hour. You will have lost an hour when you ...

Here's what to know about daylight saving time and when to change the clocks. In the spring, clocks spring forward one hour. You will have lost an hour when you awake that morning. In the fall ...

Winter is now underway, with the first day of winter on Dec. 21 behind us, and Daylight Saving Time is ahead of us. Within most regions of the U.S., clocks are adjusted one hour ahead during ...

According to TimeAndDate.com, daylight saving time will start on Sunday, March 9, this year. Clocks will “spring forward,” as the saying goes, at 2 a.m. (ET). And while there are those who ...

The NBA, taking its 24-second countdown to an art form, has introduced an LED-infused shot clock in partnership with Tissot that will debut at next month’s All-Star Game and then be deployed full-time ...

That's right, the Nintendo Sound Clock: Alarmo will be available to buy "in stores at participating retailers" in just two ...

I have a complicated relationship with sleep. When we’re in the honeymoon stage, I get eight to 10 hours of sleep without ...

The Nightstand Bundle contains a bedside lamp, a retro-looking hi-tech alarm clock and a slew of dynamic settings. When you set your preferred wake-up time, the lamp slowly illuminates to full ...

In an optical atomic clock, atoms are irradiated with laser light. If the laser has exactly the right frequency, the atoms change their quantum mechanical state. All external influences on the atoms ...