The Bulletin of the Atomic Scientists set the clock to 85 seconds before midnight, the theoretical point of annihilation.

WASHINGTON — Democratic senators representing states that bore the brunt of the fallout from explosive nuclear weapons testing are seeking to pass legislation that would bar President Donald Trump ...

President Trump’s call to resume nuclear tests was muddied this week when Energy Secretary Chris Wright said the United States would not resume explosive testing, which was last conducted in the 1990s ...

An unarmed Trident II D5 missile launches from an Ohio-class ballistic missile submarine off the coast of Florida. The four launches conducted from September 17-21 were part of a planned test event ...

President Donald Trump raised questions Wednesday night about a decades-old U.S. prohibition on testing its nuclear weapons by detonating them, a prospect which experts say is dangerous to populations ...

Atomic scientists set their “Doomsday Clock” on Tuesday closer than ever to midnight, citing aggressive behaviour by nuclear powers Russia, China and the United States, fraying nuclear ‍arms control, ...

WASHINGTON, Nov 25 (Reuters) - Democratic U.S. Senator Edward Markey on Tuesday urged President Donald Trump not to resume explosive nuclear weapons testing, saying that doing so could spur rival ...

President Donald Trump has often thrived on vagueness, demonstrating a deep unwillingness to be pinned down on specifics and forgo maximum leeway in future actions. But one area where precision ...

Brett McGurk is a CNN global affairs analyst who served in senior national security positions under Presidents George W. Bush, Barack Obama, Donald Trump and Joe Biden. In the summer of 2022, I ...

President Trump said on Thursday that the U.S. would begin testing nuclear weapons again for the first time in decades. “We’ve halted many years ago, but with others doing testing I think it’s ...

President Donald Trump said this week that he wants the Defense Department to begin testing nuclear weapons "immediately," but experts say that's wishful thinking. The U.S. has only one location where ...