Add Yahoo as a preferred source to see more of our stories on Google. The Bulletin of the Atomic Scientists members, from left, Jon B. Wolfsthal, Asha M. George and Steve Fetter reveal the Doomsday ...

CHICAGO -- At the dawn of the nuclear age, scientists created the Doomsday Clock as a symbolic representation of how close humanity is to destroying the world. On Tuesday, nearly eight decades later, ...

The 'Doomsday Clock', which symbolically shows the time remaining until Earth's destruction, has moved 4 seconds closer to midnight compared to last year. Midnight symbolizes the endpoint of human ...

The Doomsday Clock is now the closest it has ever been to midnight. Scientists have set the symbolic Clock at 85 seconds to midnight, issuing a dire warning about the apocalyptic danger of nuclear ...

Clips of a three-year-old Lego clock video that I'd not seen before just resurfaced, and it's making the rounds across social media. Naturally, I went in search of the full video, but what I found ...

A new generation of optical atomic clocks, some accurate enough to lose less than a second over the entire age of the universe, is driving an international push to replace the cesium-based definition ...