Whether you find yourself glancing at a clock on the wall or checking your phone, the time you constantly see is the product of a meticulous system upheld by the world’s timekeepers. In the U.S., a ...

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.

In the U.S., a new atomic clock called NIST-F4 has already proven to be one of the most precise timekeepers yet. Assembled by scientists at the National Institute of Standards and Technology ...

This could, in turn, inform the future development of atomic clocks and gravitational wave detectors. "To understand this, I have to tell you a story about atomic clocks and gravitational wave ...

An icon of a digital camera. An icon of a caret arrow. An icon of a clock face. An icon of the an X shape. An icon used to represent where to interact to collapse or dismiss a component An icon of ...

American and Iranian delegations met recently in Oman and Italy to begin discussions on a new Iran nuclear deal. President Trump’s Middle-East envoy, Steve Witkoff, even met with Iranian Foreign ...

In mid-April, the State Department shuttered the Counter Foreign Information Manipulation and Interference, an office tasked with fighting foreign influence campaigns. The move followed an earlier ...

The result is a clock with a total a total systematic uncertainty of 2.2×10⁻¹⁶ — a precision that means it loses less than a second every 140 million years. This extremely subtle lag is ...

High quality steel,the surface treatment is very smooth and clean, lightweight and perfectly thin Sturdy,durable,hard to bend,will not damage the door and the door frame Hook can hold up to 10LBS ...