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 ...

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

Right now, there are over 400 nuclear power plants operating in 20 countries. Could they be ticking time bombs? Possibly rendering their areas uninhabitable as a result of a nuclear explosion? What if ...

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for ...

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

The US accused China of secret nuclear tests, banned under international agreement, that were building toward tests of larger ...

A nuclear engineer examines how visual effects artists interpret the size and power of nuclear explosions. The reaction compares cinematic portrayals with real-world physics, explaining what’s ...

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.