The United States government has released fresh intelligence to buttress its allegation that China had conducted "illegal" underground nuclear testing in 2020 near Lop Nur, several US media reported ...

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 ...

The waters on nuclear testing are murky, with international observers casting doubt on whether the 2020 test even happened — ...

The Demonstration of Microreactor Experiments test bed - built from the repurposed Experimental Breeder Reactor-II facility at Idaho National Laboratory - is now ready to host its first fuelled ...

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 ...

GENEVA, Feb 6 (Reuters) - The United States accused Beijing on Friday of conducting a secret nuclear test in 2020 as it called for a new, broader arms control treaty that would bring in China as well ...

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 ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Speaker 1: From the opinion pages of the Wall Street Journal, this is Potomac ...

The president wants to resume nuclear testing. Senator Edward Markey asks, “Is he a warmonger or just an idiot?’ President Donald Trump(Alex Wong / Getty Images) It would be a mistake of radioactive ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one. “As of today, the ...

It remains to be seen whether the three big nuclear powers are headed into a new arms race, or whether President Trump is trying to spur negotiations on a new accord now that a last Cold War treaty ...