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 ...

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

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

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

State Department alleges China conducted nuclear test in 2020, reigniting debate over U.S. testing moratorium and ...

US intelligence agencies believe China is developing a “new generation” of nuclear weapons — with Beijing having reportedly conducted at least one undisclosed explosive test already. China’s plan to ...

President Donald Trump’s calls to ramp up nuclear weapons testing last week have put nuclear watchdogs and world leaders on alert while experts say the United States has little to gain. Photo by Yuri ...

Southern Nevada’s Congressional delegation is calling on the Trump administration to “reaffirm” the United States’ decadeslong moratorium on explosive nuclear testing, which was concentrated in Nevada ...

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