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 ...

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

Nuclear weapons, climate change and biological threats are the biggest concerns.

The "Doomsday Clock" is a metaphor for how close humanity is to self-annihilation.

“The Doomsday Clock’s message cannot be clearer,” the Bulletin of the Atomic Scientists CEO Alexandra Bell said in a ...

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

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 ...

Doomsday Clock moves to 85 seconds to midnight as scientists warn of nuclear war, climate change and AI threats bringing ...

Time will no longer be imposed upon us by a cesium fountain clock at the National Institute of Standards and Technology,” ...

Researchers at the UK’s National Physical Laboratory (NPL) have created a tiny atomic fountain ...

Daniel Holz, Bulletin Science and Security Board Chair"The Doomsday Clock is now at 85 seconds to midnight, the closest it ...

This has now paved the way for a multi-ion optical ytterbium clock that combines the high accuracy of single-ion clocks with ...