In the wake of U.S. President Donald Trump’s suggestion earlier this year that the U.S. would resume nuclear testing, a U.S. government representative defended the stance at a global nuclear arms ...

U.S. Energy Secretary Chris Wright said he expects U.S. nuclear-weapons testing sought by President Donald Trump to stop short of actual atomic bomb explosions for now. “I think the tests we’re ...

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 ...

The Trump administration’s renewed focus on nuclear issues after decades of neglect is welcome. But America is not prepared for a new nuclear test. President Donald Trump now wants the United States ...

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.

Russian President Vladimir Putin on Wednesday ordered officials to prepare proposals for a possible resumption of nuclear weapons testing in response to comments from President Donald Trump suggesting ...

Prior to his meeting with China’s President Xi Jinping in Busan, South Korea on October 30, United States President Donald Trump wrote that he has ordered the U.S. military to resume nuclear testing ...

Beijing has been expanding its arsenal, and distrust between China and the United States over nuclear weapons has deepened, with little hope of an agreement. By Chris Buckley When President Trump ...

Sources familiar with an intelligence report told CNBC that Russia was trying to recover the weapon after another unsuccessful flight test.

According to the general, if the US begins preparations for nuclear tests at the Nevada test site, Russia will know about it in advance, since "it is impossible to hide the transfer of various ...

The Castle Bravo nuclear test produced an explosive yield of 15 megatons and was 1,000 times more powerful than the bomb that destroyed Hiroshima.