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

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

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

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.

A U.S. official revealed details of an alleged Chinese nuclear test, urging global cooperation for disarmament while ...

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

WASHINGTON — The United States is ready to carry out low-yield nuclear tests to match alleged secret explosions by China and ...

A senior US arms control official presented what he described as declassified evidence of a suspected underground nuclear ...

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.

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

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