Samples of "trinitite" created during the world’s first nuclear bomb test in 1945 contain unique crystals never seen before.

President Trump's comments about restarting weapons tests are not likely to lead to mushroom-cloud explosions over the New Mexico desert or seismic shaking underground in Nevada, according to the ...

President Donald Trump’s announcement that the United States will resume nuclear weapons testing for the first time in more than three decades has sent shockwaves through both Washington and world ...

An unusual crystal created by America’s first nuclear bomb test could help scientists understand a structure needed for ...

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 ...

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 ...

President Donald Trump speaks during a meeting with business leaders at the U.S. Ambassador's Residence in Tokyo on Oct. 28, 2025 Credit - Andrew Harnik—Getty Images Here's what we know about Trump's ...