The United Nations Secretary-General Antonio Guterres has urged the countries to end the nuclear testing in a new push. The ...

Donald Trump has repeatedly called the proliferation of nuclear weapons “the n-word,” his way of warning that speaking “nuclear” into existence puts the world on the path of mutually assured ...

President Donald Trump has directed the Pentagon to resume testing nuclear weapons after a 33-year pause, announcing the move on social media just ahead of meeting Chinese President Xi Jinping in ...

Add Yahoo as a preferred source to see more of our stories on Google. A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) (U.S. Atomic Energy ...

In a particularly heated moment from his first term, Trump taunted North Korea’s Kim Jong Un — whose 2017 underground test is the last known example of explosive nuclear testing — for the relative ...

WEST PALM BEACH, Fla. — 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 ...

Add Yahoo as a preferred source to see more of our stories on Google. This Thursday, Feb. 25, 2016 photo provided by the U.S. Air Force shows an unarmed Minuteman 3 intercontinental ballistic missile ...

The nuclear explosion set off by North Korea this week is bad news for would-be nuclear nations. The network of blast detectors intended for the Comprehensive Test Ban Treaty, which has not yet come ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Speaker 1: From the opinion pages of the Wall Street Journal, this is Potomac ...

Robert Peters is the Director of the Douglas and Sarah Allison Center for National Security at the Heritage Foundation. There are important reasons why the United States may want to restart nuclear ...