Thanks to a speed-up of Earth's rotation, the length of the astronomical day and the length of the clock day aren't quite ...

Since 2020 (and for reasons that are still unclear), the Earth has been rotating on its axis more quickly than usual, and the ...

“The optical clock community is strongly motivated to obtain the best possible set of measurements before the SI second is ...

He developed technologies that helped pave the way for the Global Positioning System and made foundational discoveries that ...

A Guinness World Record-winning clock is now on display at the National Watch and Clock Museum in Lancaster County. According ...

Advances in technology to support AI and edge computing will likely drive a shift away from quartz timing toward silicon MEMS ...

By comparing optical clocks in six different countries, researchers have taken a major step toward establishing a new global ...

A new solid-state laser can make a vast number of precise optical measurements each second, while sweeping across a broad ...

For now, this technical skirting of the Second Law of Thermodynamics is only theoretical. However, the authors note that this ...

At the heart of this change is a new kind of atomic clock that uses light instead of microwaves. This shift means timekeeping could become 1,000 times more accurate than today's standards.

Resembling a squat, wide fridge, the world’s most accurate clock went on sale for US$3.3 million (HK$25.7 million) in Japan last month. The “Aether clock OC 020” is so precise that it would ...

TOKYO, Japan — Resembling a squat, wide fridge, the world's most accurate clock went on sale for $3.3 million (P188 milllion) in Japan. The "Aether clock OC 020" is so precise that it would take ...