Explainer-Nuclear Testing: Why Did It Stop, Why Test and Who Has Nuclear Weapons? By Guy Faulconbridge (Reuters) -U.S. President Donald Trump ordered the U.S. military on Thursday to immediately ...

Though the country’s nuclear arsenal has undergone no explosive testing for decades, federal experts say it can reliably obliterate targets halfway around the globe. By William J. Broad President ...

Erin D. Dumbacher is Stanton nuclear security senior fellow at the Council on Foreign Relations. President Donald Trump this week posted on social media that he had ordered the immediate resumption of ...

President Donald Trump’s call for the United States to resume testing of nuclear weapons last week has experts scratching their heads. What did he really mean – exploding a warhead or testing delivery ...

President Donald Trump on Thursday vowed to begin testing US nuclear weapons “on an equal basis” with Russia and China, heralding a potentially major shift in decades of US policy at a time of growing ...

President Donald Trump’s vague order to resume nuclear weapons testing has prompted Russia to say it will explore doing so, too, an unsettling development that harks back to the Cold War-era arms ...