Forgoing the original stack of ten jam-packed circuit boards, [David] used an Arduino, a GPS receiver ... to make it better suited as an ordinary clock for us earthbound folk.

Precision time is ubiquitous today thanks to GPS and WWVB. Even your Macbook or smartphone displays time which is synchronized to the NIST-F1 clock, a cesium fountain atomic clock (aka the ...

Have you heard of optical atomic clocks? Precision timekeeping is moving on from atomic clocks, which use cesium atoms cooled ...

How have clocks and watches intertwined with our sense of time? When did they come to play central roles in our lives? To answer these questions, On Time from the National Museum of American History ...

One example of this type of sensor is an atomic clock, which goes inside electronic devices to provide the same sort of ...

As convenient as it might be to use your phone as an alarm clock, standalone alarm clocks come with all kinds of features that can make waking up — or even going to sleep — a little less painful.

The Doomsday Clock is a metaphor that represents how close humanity is to self-destruction, due to nuclear weapons and climate change. The clock hands are set by the Bulletin of the Atomic Scientists, ...

I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts covering smart home, home entertainment, wearables, fitness and health tech, and various other ...

If your answer to that is "me," I challenge you with a new way of waking up: Try the natural increase of light that a sunrise alarm clock can provide. If you're looking to ditch the phone alarm ...

Two linguists took the time to explain the fascinating origin of o'clock. Read on to learn what the o in o’clock stands for and how the word evolved throughout history. The answer might surprise ...

This twice-a-year ritual of adjusting clocks forward in spring and back in autumn has been ingrained in American, Canadian and Cuban life for more than a century. However, recent legislative ...

What should you do before falling back on Nov. 3? Before you go to bed on Saturday, Nov. 2, you need to change the clocks in your house, moving them back one hour. It's also a good time to change ...