The test moves a compact energy project from planning into live reactor operation. Officials now face the harder task of ...

Nov. 6 (UPI) --President Donald Trump's calls to ramp up nuclear weapons testing last week have put nuclear watchdogs and world leaders on alert while experts say the United States has little to gain.

In 1954, scientists and military personnel gathered at Bikini Atoll to witness Castle Bravo, the first test in a major series of thermonuclear experiments conducted during the early Cold War. The ...

It might not have as reverent a name as the Trinity Test or a litany of films made about it. But Project Gnome, a 1961 explosive nuclear test conducted near Carlsbad, is a relic of a bygone era in New ...

VIENNA (AP) — The United States and Russia have both recently threatened to resume nuclear testing, alarming the international community and jeopardizing a global norm against such tests. Experts say ...

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 ...

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 ...

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’s statements about nuclear testing affirm his determination to ensure that the United States maintains the most powerful nuclear arsenal in the world. Last week, President Trump ...

Eighty eminent and expert members of the Asia-Pacific Leadership Network for Nuclear Non-Proliferation and Disarmament (APLN) have denounced President Trump’s threatened return to nuclear testing. The ...