UNITED NATIONS (AP) — The head of the organization overseeing a treaty banning nuclear testing warned Wednesday that if the ...

New guidance for private industry plus a new test bed facility are set to speed widespread nuclear energy development in ...

Sen. Jacky Rosen went deep underground at the Nevada National Security Site on Monday, April 13, 2026, using a tour of a high ...

During one very unusual Cold War drill, a Soviet Su-7 Fitter attack jet delivered a live tactical nuclear weapon in an end-to ...

The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington over whether the United States can continue its decades-long moratorium ...

Add Yahoo as a preferred source to see more of our stories on Google. U.S. President Donald Trump with Chinese President Xi Jinping. China's nuclear expansion is on a trajectory to soon rival ...

NEW YORK - The head of the global nuclear test ban watchdog acknowledged on Wednesday that his organization cannot reliably ...

The Idaho National Laboratory said the Demonstration of Microreactor Experiments facility will accelerate nuclear technology development.

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 earlier ...

IF THE United States, Russia or any other nation goes ahead with a nuclear weapons test, others will follow, the head of the ...

In October, President Donald Trump stated that the United States would resume nuclear testing "immediately," a claim he made as the U.S. had adhered to a voluntary moratorium since 1992. Nearly three ...