nuclear weapons

The new certificate recognizes as many as 550,000 veterans who were exposed to nuclear weapons tests between 1945 and 1992. But the certificates leave a…

During the Cold War, U.S. planes accidentally dropped nuclear bombs on the east coast, in Europe, and elsewhere. "Dumb luck" prevented a historic...

Journalists observed as North Korea blew up tunnels it uses for nuclear testing. But experts say it was mostly for show, and closing the site will have little impact on the nation's capabilities.

"There's a chance, there's a very substantial chance that it won't work out," President Trump said of the June 12 summit with Kim Jong Un. Trump met with South Korea's president Tuesday.

Tensions between the United States and North Korea grow with every development with the Asian country's nuclear weapons program and with every tweet and…

Washington's ambassador to the United Nations Nikki Haley called on the U.N. Security Council to impose "the strongest possible measures" on Pyongyang after its latest nuclear weapon test.