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

A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...

The United States federal government is channeling billions of dollars into keeping existing nuclear plants running, restarting shuttered reactors, and clearing the regulatory path for advanced ...

A US official has presented evidence of a secret Chinese nuclear test, raising tensions in global arms control discussions.

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

Assistant U.S. Secretary of State Christopher Yeo said at an event at the Hudson Institute think tank that a remote seismic station in Kazakhstan detected a 2.75-magnitude "explosion". It occurred on ...

CHINA has been accused of a massive nuclear expansion as well as carrying out secret tests, as the United States bids to ...

China has opposed the ‘smearing of its nuclear policy’ while insisting Beijing would not ‘engage in any nuclear arms race’ ...

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 ...

A US allegation that China conducted a secret nuclear test was widely reported despite clear evidence to the contrary, highlighting how security claims are too often treated as facts before they are ...

US claims China carried out a 2020 underground nuclear test at Lop Nur, urging Beijing and Moscow to engage in disarmament after New START expired.

The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing are unraveling.