Nuclear clocks are a technology researchers have been working toward for decades. New research in theoretical physics brings them closer to reality.

Time is relative. The ticking of the clock, even of the most precise clocks we can make, does not exist in an absolute. It depends on the gravity you are experiencing and on your speed. Being on the ...

Physicists are quietly rewriting one of the most basic units in science, using a new generation of optical clocks that can ...

After approximately four months of observing standard time, clocks will spring forward overnight as the observance of daylight saving time begins in much of the United States. The change takes place ...

On Sunday, Nov. 3, we will once again say goodbye to daylight saving time and welcome the return to standard time. Daylight saving time began in the U.S. on March 10, and while there have been ...

In a nod to history, the digital clock’s seconds indicator incorporates the British railway system’s renowned double arrow ...

When do we turn our clocks forward for Daylight Saving Time? Daylight Saving Time 2025 starts on Sunday, March 9, at 2 a.m. That’s a day earlier than last year and one of the earliest possible dates ...

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 ...

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 ...

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, ...

Morgan is an avid gamer with 13+ years of gaming experience and accolades. He couples this with his love of writing, a skillset reinforced by his current studies of English Literature and Creative ...

Autumn is here, and that means it's time for the clocks to fall back. Daylight saving time starts on the second Sunday of March, when clocks spring forward an hour. Clocks will fall back an hour – so ...