FOR THE discerning timekeeper, only an atomic clock will do. Whereas the best quartz timepieces will lose a millisecond every six weeks, an atomic clock might not lose a thousandth of one in a decade.

Sunrise alarm clocks mimic the gradually brightening light of the sun to ease you out of sleep. Think of it as a biological hack. “We evolved to align our sleep-wake cycles with the sun ...

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.

Today most electric clocks or watches measure the steady vibrations of quartz crystals. But even the best pacemakers drift; in one form or another, creeping chaos eventually corrupts the order of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Picture a clock ...

Clocks will go back an hour in the United Kingdom in the early hours of Sunday 27 October. This will mark the end of British Summer Time (BST) and daylight saving, and a return to Greenwich Mean ...

Ekkehard Peik is a clock-maker. But instead of spending his days looking at tiny cogs and springs through a magnifying glass, the tools of his trade are powerful lasers, wires and, occasionally ...

UK residents are getting ready to welcome winter 2024 and welcome in the colder and darker months - so when do the clocks go back? Here's the date and details you need. A process British people ...

What time is it? Time for The Clock (2010) by Christian Marclay to come back to New York’s Museum of Modern Art. The 24-hour film is made up entirely of over 10,000 appropriated shots of watches ...

Fall approaches, and here’s when it is and when you need to change your clocks. Daylight saving time ends on Sunday, Nov. 3. Minnesotans will have to set their clocks back one hour on that day. Not ...

A rising contender for the development of ultra-precise nuclear optical clocks is the nuclear first-excited state of 229 Th isotope. Its long half-life of 10 3 seconds and low excitation energy of ...