Donald Trump has repeatedly called the proliferation of nuclear weapons “the n-word,” his way of warning that speaking “nuclear” into existence puts the world on the path of mutually assured ...

Add Yahoo as a preferred source to see more of our stories on Google. Was President Trump’s recent directive to resume U.S. nuclear testing — after a hiatus of 33 years — an actual policy decision? Or ...

Discover the dramatic story behind the Tsar Bomba, the largest nuclear weapon ever detonated. This video explores its Cold ...

GENEVA (AP) — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago and urged countries to ...

(CNN) — The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for a broader nuclear weapons agreement including both China and ...

Nevadans should not expect to see mushroom clouds in the desert after President Donald Trump’s message that he wants to see nuclear testing resume immediately. “No worries about that,” said Chris ...

In April of 1986, what was intended to be a routine safety test at a nuclear power plant in the Soviet Union turned into one ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

FILE - Christopher Yeaw, center, arrives to a Senate Foreign Relations Committee confirmation hearing on his nomination to be an assistant Secretary of State, Nov. 19, 2025, on Capitol Hill in ...