(Bloomberg) -- US President Donald Trump has said he’s instructed the Defense Department to start testing nuclear weapons “on an equal basis” with rivals such as Russia and China. It’s unclear whether ...

The Defense Department wants troops to have new weapons quickly. But testing processes don't include the best ways to do that, a new report documents.

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 ...

President Trump has announced plans to begin testing nuclear weapons, raising fears of a new arms race as Russia and China respond with warnings. President Trump has announced plans to begin testing ...

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.

Modern military weapons often arrive with staggering price tags and even bigger promises. Billions of dollars, years of development, and cutting-edge technology are supposed to guarantee battlefield ...