Russia said it tested a nuclear-powered cruise missile and torpedo, two of its experimental weapons, in recent days.

President Donald Trump Thursday sowed confusion among experts with his call for the start of nuclear weapons testing, with some pundits interpreting the announcement as US preparations for a shock ...

Donald Trump said he had ordered the Pentagon to start nuclear weapons testing "on an equal basis" to China and Russia.

President Trump has appeared to suggest on social media that the U.S. resume testing nuclear weapons for the first time in ...

United States already tests its weapons. In September, the United States carried out tests of its nuclear-capable Trident ...