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

A magnitude 4.1 earthquake in southern Iran has reignited online speculation that Tehran may be conducting underground nuclear weapons tests, with some commentators drawing a direct line between the ...

The timing of the earthquake has sparked speculation on social media, particularly given the ongoing conflict involving Iran, Israel and the United States.

The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington over whether the United States can continue its decades-long moratorium ...

Last year, President Donald Trump shocked many people when he instructed the government to resume nuclear testing “on an ...

Add Yahoo as a preferred source to see more of our stories on Google. Senior Russian officials on Nov. 11 said they were still waiting for a White House explanation about what President Donald Trump ...

After a 4.3 magnitude earthquake hit Khonj, speculation of a secret Iranian nuclear test erupted. We break down the seismic signatures, enrichment levels, and expert analysis to determine if Tehran ...

The outbreak of earthquake swarms near the nuclear testing site has come at a time when the US launches a massive bombing ...

WEST PALM BEACH, Fla. (AP) — New tests of the U.S. nuclear weapons system ordered up by President Donald Trump will not include nuclear explosions, Energy Secretary Chris Wright said Sunday. It was ...