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 ...

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

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

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 United States on Monday accused China of dramatically swelling its nuclear arsenal, and doubled down on claims that ...

A Trump administration official said that a remote seismic station in Kazakhstan measured an “explosion” in western China on ...

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 ...

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

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

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for a broader nuclear weapons agreement including both China and Russia. The ...

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