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

The United States has revealed new details about a Chinese underground nuclear test that it claims happened nearly six years ...

A senior US official on Tuesday revealed what he said were new details of an underground nuclear test blast that China allegedly conducted in June 2020. Assistant Secretary of State Christopher Yeaw ...

At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test.

The US has presented new seismic data to buttress its recent allegation that China has secretly carried out low-yield nuclear tests, challenging Beijing’s insistence that it has scrupulously observed ...

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 ...

The New START agreement between the USA and Russia is dead, and there are concerns this will lead to a nuclear-testing ...

Did China pull off one of the most sophisticated concealed nuclear tests in history? Or is the US building a case to restart ...