September 30th has long been a date marked by remarkable events throughout history, crossing continents and centuries.Backing ...

When do the clocks fall back and we gain an extra hour of sleep? Here's when daylight saving time 2025 ends and the time ...

The world’s best clocks may be sensitive to an odd mix of quantum and relativistic effects that would stretch time and test ...

Extending the New START nuclear arms control treaty by a year, even informally, would be a security and diplomatic win for ...

Abstract: We present a recent progress regarding an experimental system for loading Sr atoms into hollow-core fiber (HCF) for continuous operation of optical clocks.

If you have Date & Time turned to “Set Automatically,’' which is how your device arrives from the store, Apple devices and alarms will automatically adjust and wake us at the new current time, ...

The current methods for attitude determination are Star Trackers, sun sensors, magnetometers, and gyroscopes. We would like ...

For all our telescopes and colliders, dark matter has remained an elusive ghost for the better part of a century. It ...

The end of daylight saving time, when clocks are set to fall back by an hour, will take place on Sunday, Nov. 2. Daylight saving time concludes that day at 2 a.m. which is the official hour to set all ...

A clutch of 28 dinosaur eggs found in the Qinglongshan fossil reserve in central China is about 86 million years old, according to scientists who used an “atomic clock” method to date the samples.

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The Department of National Defence (DND) and the Canadian Armed Forces (CAF) are seeking innovative tactical-grade solutions that offer precise positioning, navigation, and timing (PNT) in Global ...