WASHINGTON -The doomsday clock, symbolizing how close humanity is to destruction, ticked one second closer to midnight ...

You can stop a clock from ticking, but it's a lot harder to figure out how to stop humanity's relentless march toward self-annihilation.

U.S. negotiations with the Russians and Chinese on denuclearization and eventual agreements are “very possible,” according to ...

The Doomsday Clock has been set to 89 seconds to midnight, marking the closest it has ever been to global catastrophe in its 78-year history.

Too few leaders have learned the critical lesson that international cooperation is essential to pandemic prevention, ...