From time to time, you might notice a shot of a clock in a movie. In a film like "Back to the Future," they're key to the plot; lightning strikes the clock tower at exactly 10:04 p.m. But often, ...

To avoid being overwhelmed by the myriad options when shopping for a clock, consider their key features to find the best wall ...

The Doomsday Clock, a symbolic measure of humanity's proximity to catastrophic destruction, has been set at 89 seconds to midnight—the closest it has ever been, symbolizing humanity's shortest margin ...

The Doomsday clock was set at 89 seconds to midnight on Tuesday morning, putting it the closest the world has ever been to what scientists deem "global catastrophe." The decades-old international ...

Atomic clocks record time using microwaves to measure the frequency of quantum vibrations of electrons. They are the basis upon which a second is defined. But there’s a new kid on the block, the ...

Clocks in much of the country will "fall back" this Sunday at the end of daylight saving time, but your clock's time isn't the only thing you should check during the bi-annual time change, authorities ...

Humanity is closer than ever to catastrophe, according to the atomic scientists behind the Doomsday Clock. The ominous metaphor ticked one second closer to midnight this week. The clock now stands ...

When do clocks change? Daylight saving time ends at 2 a.m. on Sunday, Nov. 2, as clocks fall back one hour. It will mean most people in the U.S. and Canada gain an extra hour of sleep as standard time ...

A steeple clock at the Unitarian Universalist Church in Carlisle, Massachusetts on Nov. 3, 2023. Reporter On March 9, most people in the U.S. will set their clocks forward an hour, thanks to the start ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

What started as a hobby became a full-blown business for Harold MacVittie more than a decade ago. His Chapin clock shop is still ticking.

When daylight saving time ends on Sunday, and mornings are gradually growing darker. Whether you’re after a gentle sunrise glow or a good old-fashioned buzzer that could wake the neighbors, we’ve ...