Optical atomic clocks poised to redefine how the world measures seconds

Time is almost up on the way we track each second of the day, with optical atomic clocks set to redefine the way the world ...

Atomic scientists set 'Doomsday Clock' closer to midnight than ever

By Will Dunham WASHINGTON, Jan 27 (Reuters) - Atomic scientists set their "Doomsday Clock" on Tuesday closer than ever to ...

'Doomsday Clock' set at 85 seconds to midnight, Bulletin of the Atomic Scientists says

The Doomsday Clock moved to 85 seconds to midnight, the closest ever, due to rising threats from nuclear weapons, climate ...
Spatial Source

Optical clocks set to replace microwave clocks?

The geospatial sector, and the wider community, relies on precise timekeeping based on microwave atomic clocks. Is that about ...
Science Daily

Researchers simplify design of optical atomic clocks without compromising performance

Researchers demonstrated a new optical atomic clock that uses a single laser and doesn't require cryogenic temperatures. By greatly reducing the size and complexity of atomic clocks without ...
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 ...
Electronic Design

Vernier Optical Combs Plus Heterodyned Electronics Yield Atomic Clock

There are significantly different architectures for what are known as “atomic” clocks. Optically driven atomic clocks offer a new set of performance attributes. The optical atomic clocks use paired ...