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 ...

Doomsday Clock now set at 85 seconds to midnight, signaling threat to human existence and planet

A Chicago-based group of scientists have once again warned the world is closer than ever to human-made destruction by moving ...

'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 ...

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 ...
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 ...

Doomsday Clock 2026: Scientists set new time

The new Doomsday Clock time has been set by the Bulletin of the Atomic Scientists. Here’s what it means.

Doomsday Clock Ticks Closer Than Ever to Apocalypse

Wars, climate change, disruptive technologies and the rise of autocracy over the past year prompted scientists to set the clock at 85 seconds to midnight.

‘Doomsday Clock’ moves closer to midnight, a year into Trump term

The Atomic Scientists, which set up the metaphorical clock at the start of the Cold War, moved its time to 85 seconds to ...
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 ...
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 ...