The Bulletin of the Atomic Scientists on Thursday said that the proverbial "Doomsday Clock" remained at 100 seconds to midnight — or, as the group put it, "at doom's doorstep." The "Doomsday Clock" ...

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 clock ...