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 ...

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

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

From a design perspective, the Doomsday Clock is remarkably economical. Four dots. Two hands. The universal language of ...

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

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

The Bulletin of the Atomic Scientists announced on Jan. 27 that the hands of the Doomsday Clock moved forward four seconds ...

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

The clock is a symbolic way to show the public how close scientists believe the world is to a human-made apocalypse.

For decades, atomic clocks have provided the most stable means of timekeeping. They measure time by oscillating in step with the resonant frequency of atoms, a method so accurate that it serves as the ...

Time dilation, a captivating concept embedded in Einstein’s theory of relativity, has been experimentally validated on Earth. With the use of ultra-precise clocks, scientists have been able to ...

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