Minutes before walking into a high-stakes meeting with Chinese President Xi Jinping this past week, President Donald Trump announced what could prove to be a stunning shift in American nuclear policy.

Nuclear weapons tests are among the most violent events humans can trigger, and that violence leaves fingerprints in the Earth, sea, air, and even in orbit. The physics of shock waves, sound, and ...

(Reuters) -U.S. President Donald Trump ordered the U.S. military on Thursday to immediately resume testing nuclear weapons after a gap of 33 years, minutes before beginning a meeting with Chinese ...

U.S. President Donald Trump prepares to meet Chinese President Xi Jinping in South Korea on Oct. 30, 2025. Reporter When the U.S. President fired his latest social media missive, about an hour before ...

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 ...

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 ...

MOSCOW -- Russian President Vladimir Putin ordered officials on Wednesday to submit proposals for a possible resumption of nuclear tests in response to President Donald Trump's statements last week ...

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 ...

President Donald Trump announced on Thursday, “Because of other countries testing programs, I have instructed the Department of War to start testing our nuclear weapons on an equal basis. That process ...

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 ...

WASHINGTON—The Trump administration on Friday alleged that China has conducted nuclear tests with low explosive power, challenging Beijing’s claims that it has upheld an international agreement that ...