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

Smoke seen, explosion heard near Iran's Tehran amid tension with US over nuclear talks: Local media ...

As New START Treaty expires, the US has revived claims of a secret 2020 China nuclear test at Lop Nor. Are we entering a new nuclear arms race?

The US cites seismic data suggesting China conducted an underground nuclear test in 2020, while Beijing denies the allegation ...

Iranian officials promptly attributed the smoke to reeds catching fire along the adjacent riverbank, ruling out any building explosion. The Parand Fire Department reported that firefighters were on ...

U.S. releases seismic data alleging a secret 2020 Chinese nuclear test at Lop Nur as global arms control agreements continue to expire. The post New seismic data challenges Beijing's nuclear test ban ...

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

Beijing has been accused of conducting secret nuclear explosion tests and attempting to disguise its violation of a global prohibition treaty.

The Rulison test — conducted at a depth of 8,425 feet — was the deepest subterranean nuclear-bomb detonation conducted in U.S. history.