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

Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

US President Donald Trump said the US would immediately restart nuclear testing. After a confusing post, Trump clarified that the testing would be something the US hasn't done in many years. The plan ...

President Donald Trump ordered the Department of War to resume testing nuclear weapons “on an equal basis” with Russia and China on Thursday, a practice halted by the U.S. in 1992. The announcement ...

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

Key Points and Summary - President Trump’s Oct. 29, 2025 call to resume U.S. nuclear testing threatens a 30-year global pause and underscores a wider arms-control breakdown. -With INF and Open Skies ...

President Donald Trump’s announcement that the U.S. would revive nuclear weapons testing — which the U.S. has not done since 1992 — left experts, lawmakers and military personnel scratching their ...

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 ...

Donald Trump has trampled on another taboo, and it's a good thing. The president said in a Truth Social post that the United States will begin "immediately" testing our "Nuclear Weapons" on "an equal ...

Add Yahoo as a preferred source to see more of our stories on Google. US President Donald Trump said the US would immediately restart nuclear testing. After a confusing post, Trump clarified that the ...