Seventy-eight years ago, scientists created a unique sort of timepiece — named the Doomsday Clock — as a symbolic attempt to gauge how close humanity is to destroying the world. On Tuesday ...

Each year for the past 78 years, the Bulletin of the Atomic Scientists has published a new Doomsday Clock, suggesting just ... of how close we were to the end of life as we knew it," said Rachel ...

some nation might end up using nuclear weapons, and that’s terrifying.” Starting in 1947, the advocacy group used a clock to symbolize the potential and even likelihood of people doing ...