Resuming full testing of nuclear weapons — as President Donald Trump called for last week — would be unnecessary, costly, undermine nonproliferation efforts, and empower the nation’s adversaries ...

Donald Trump announced on a post on Truth Social Thursday that the U.S. would immediately resume testing nuclear weapons after a thirty-year halt. The U.S. has not detonated a thermonuclear ...

On Oct. 30, 2025, President Donald Trump ordered the United States to resume nuclear weapons testing for the first time since the early 1990s, arguing the move was necessary to keep pace with ...

Secretary of War Pete Hegseth’s recent announcement that the U.S. will resume testing nuclear weapons has alarmed some nuclear-arms experts. It shouldn’t. President Trump had already announced ...

On paper, many of the world’s most famous weapons looked like reliable successes. In practice, desert sand, jungle humidity, and arctic cold often had other ideas. Systems that performed well in ...