Add Yahoo as a preferred source to see more of our stories on Google. A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) (U.S. Atomic Energy ...

President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's ...

Resuming full testing of nuclear weapons — as President Donald Trump called for last week — would be unnecessary, costly, undermine nonproliferation efforts, and empower the nation’s adversaries to ...

WEST PALM BEACH, Fla. — 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 the ...

China's Foreign Ministry responded on Monday to President Trump's assertion that Beijing has conducted clandestine nuclear weapons testing with a flat denial. "China's testing 'em too," Mr. Trump told ...

In what would be a major shift in a decades-old American policy against global nuclear proliferation, President Trump says he has directed the Pentagon to “start testing” U.S. nuclear weapons “on an ...

Bennett is the senior White House correspondent at TIME. President Donald Trump speaks during a meeting with business leaders at the U.S. Ambassador's Residence in Tokyo on Oct. 28, 2025 President ...

On October 29, just before meeting with China’s President XI Jinping, President Trump posted on the right-wing social media network Truth Social that “because of other countries [sic] testing programs ...

Editor’s note: “Behind the News” is the product of Sun staff assisted by the Sun’s AI lab, which includes a variety of tools such as Anthropic’s Claude, Perplexity AI, Google Gemini and ChatGPT.