Why Does NASA Need To Use Atomic Clocks In Space?

When it comes to navigation in outer space, keeping precise time is incredibly important, that's why NASA needs to use ...
New Scientist

First working nuclear clock heralds a new era in timekeeping

A clock based on radioactive thorium atoms realises a long-held ambition, demonstrating a technology that could eventually ...
Phys.org

New tiny atomic beam clock could bring stable timing to places GPS can't reach

A new type of miniature atomic clock could provide better timing over the span of weeks and months compared with current systems. Researchers at the National Institute of Standards and Technology ...

Nuclear clock ticks for the first time, using a thorium-229 atomic nucleus

World's first thorium-229 nuclear clock shows potential for ultra-precise timekeeping and fundamental physics tests.
Phys.org

Innovative optical atomic clock could combine single-ion accuracy with multi-ion stability

For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more accurate clocks: optical atomic clocks. In a few years' time, they could ...
Inverse

Physicists Are Closer Than Ever to Creating A Nuclear Clock That Could Change Physics Forever

The nucleus of an atom is now the modern version of sand flowing through an hourglass. Researchers have spent 15 years trying to increase accuracy in timekeeping. The U.S. standard currently relies on ...
Science News

A nuclear clock prototype hints at ultraprecise timekeeping

Scientific clockmakers have crafted a prototype of a nuclear clock, hinting at future possibilities for using atomic nuclei to perform precise measurements of time and make new tests of fundamental ...
SpaceNews

NIST unveils chip-scale atomic clock

The heart of a minuscule atomic clock—believed to be 100 times smaller than any other atomic clock—has been demonstrated by scientists at the Commerce Department’s National Institute of Standards and ...