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

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

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

Seismic data points to a detonation in northwest China, U.S. says.

This area, known as Lop Nur, or Lop Lake, is often likened by defence experts to Area 51, the fabled compound where the US tests its most classified and cutting-edge aircraft. Isolated and tightly ...

U.S. releases seismic data alleging a secret 2020 Chinese nuclear test at Lop Nur as global arms control agreements continue ...

Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald Trump vows to restart U.S. tests.

Arms-control reports by the US state department finds mounting evidence that Beijing is expanding its weapons stockpile ...

The U.S. government revealed new intelligence on Tuesday suggesting China may have conducted an ...

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

As President Donald Trump escalates military pressure on Iran, with signs mounting that the U.S. leader will once again make ...

The administration seems to think that when it comes to nuclear weapons, more is better. With New START gone, the Navy is studying whether to reopen disabled launch tubes on Ohio-class submarines and ...