NOW - Doomsday Clock has been set to 90 seconds to midnight, the closest it has ever been to annihilation.
NOW - Doomsday Clock has been set to 90 seconds to midnight, the closest it has ever been to annihilation.
Atomic scientists set the "Doomsday Clock" closer to midnight than ever before on Tuesday, saying threats of..
Experts set the Doomsday Clock, which symbolizes the risks associated with nuclear weapons and other threats, at 90 seconds to..