Delegates from 69 countries approve clock changeover after decades of debate – but switch may not take effect for thousands of years ...

A new system, called the “leap hour,” will allow the Earth’s rotation and official time to fall out of alignment by a full ...

As the clock ticked to the next second, she struck the cymbals together. This simple performance, titled 61/60, sought to ...

UTC (19:59:59 EDT), artist Sara Morawetz was standing in the middle of New York's Times Square with a pair of cymbals. As ...

The UR-300 Time Quantum translates particle-inspired motion into one of the brand’s most complex displays yet.

Over the course of several years, modern time systems can become a few seconds out of sync with the Earth’s movement. To ...

For more than a decade, conservative activists held that a single atomic bomb could, without killing Americans directly, lay ...

The bunker market could hit $175 million by 2030. And the people building them say the top threat isn't nuclear war, but the power grid going down.

An international meeting is considering a fundamental change to timekeeping, potentially severing the ancient link between ...

You're probably used to the month of February having an extra day every four years, during the leap year. Timekeepers added that extra leap day because Earth completes one orbit around the Sun in ...

Two independent experiments turn a thorium-229 nuclear transition into a working frequency reference The world’s most precise ...