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

The new U.S. accusations about China's nuclear weapons development come at a very turbulent moment for nuclear arms control globally.

Senior Russian officials on Nov. 11 said they were still waiting for a White House explanation about what President Donald Trump meant he when said he had instructed the Pentagon to resume nuclear ...

The Pentagon wants to get troops new weapons faster, but its testing isn't following best practices, according to a new government watchdog report. Current policies have often focused on looking for ...

Senate Democrats want to curb President Donald Trump’s ability to unilaterally resume nuclear testing, as the president suggested the U.S. would do on an "equal basis" with Russia and China moving ...

BUSAN, South Korea(AP) — President Donald Trump appeared to suggest the U.S. will resume testing nuclear weapons for the first time in three decades, saying it would be on an “equal basis” with Russia ...

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from ...