LONDON, March 25 (Reuters) - Britain, the European Union and Switzerland on Wednesday took a step towards introducing one-day ...

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 ...

The U.S. Air Force will soon launch the next “giant leap” in testing for a program that aims to deliver thousands of low-cost, palletized cruise missiles that can be launched from airlifters, an ...

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 ...

Trump wrote that he had instructed the Department of War to start testing nuclear weapons “on an equal basis” with China and Russia. But those instructions may have been sent to the wrong department.

More has come out on President Donald Trump's plans for nuclear testing, from top officials and from Trump himself, but it's still unclear exactly what's coming. Trump wrote in a Truth Social post on ...