US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.

State Department alleges China conducted nuclear test in 2020, reigniting debate over U.S. testing moratorium and ...

Add Yahoo as a preferred source to see more of our stories on Google. The US said it has intelligence that China conducted banned nuclear explosive tests. The nuclear monitoring organization said it ...

Chinese foreign ministry spokesperson Mao Ning. The US' accusations are based on speculation and vague insinuations and are completely groundless, Chinese Foreign Ministry spokesp ...

Officials have ruled out earthquakes or mining as the source of a 2.75-magnitude event in 2020 near China's nuclear test site.

So long as it doesn't ratify the Comprehensive Nuclear Test Ban Treaty, the United States won't be able to seek short-notice, on-site inspections to deter and detect possible Chinese and Russian ...

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 Russia ...

Southern Nevada’s Congressional delegation is calling on the Trump administration to “reaffirm” the United States’ decadeslong moratorium on explosive nuclear testing, which was concentrated in Nevada ...