From 1973 to 2020, the shortest day ever recorded was only 1.05 milliseconds shorter than 24 hours, Space.com reads. Since ...

The HP 115BR is not one of the most well-known products from Hewlett-Packard. And yet, it was remarkably important ...

Because of the moon’s position, Earth is rotating just over a millisecond faster than usual on a few days this summer ...

Tuesday, July 22, is expected to be the second of three days in 2025 where more than a millisecond could be shaved off the ...

The 54-pound NWA 16788 has set a new world record as the most valuable meteorite ever sold at auction. The first major ...

If, like me, you can't go a day without making sure your watch is synced to the second, you'll be delighted to learn that a new atomic clock has broken the record with an accuracy of 5.5 x 10⁻¹⁹ – ...

According to TimeAndDate.com, Daylight Saving Time 2025 will come to an end on Sunday, Nov. 2, at 2 a.m. Clocks will “fall ...

The National Institute of Standards and Technology's new cesium fountain clock is one of the most precise atomic clocks ever ...

A new experiment involving a network of entangled atomic clocks could finally help us test how quantum mechanics fits with ...

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.

Atomic clocks record time using microwaves at a frequency matched to electron transitions in certain atoms. They are the basis upon which a second is defined. But there is a new kid on the block ...

Optical atomic clocks can increase the precision of time and geographic position a thousandfold in our mobile phones, computers, and GPS systems. However, they are currently too large and complex ...