Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

President Donald Trump says the U.S. plans to restart nuclear weapons testing for the first time in more than 30 years, a move experts fear could raise global tensions and disrupt the nuclear balance ...

For better or worse, the U.S. nuclear arsenal is currently having a moment. First, "A House of Dynamite" became an instant No. 1 hit for Netflix shortly after its global streaming debut in October.

Where some cities fade away with time, others are deliberately erased and destroyed. Deep within Central Asia, a chilling ...

Add Yahoo as a preferred source to see more of our stories on Google. MAJURO, MARSHALL ISLANDS — Lemeyo Abon learned about snow from the movies played on projectors by visiting American sailors. But ...

Minutes before walking into a high-stakes meeting with Chinese President Xi Jinping this past week, President Donald Trump announced what could prove to be a stunning shift in American nuclear policy.

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.

During the Cold War the U.S. considered putting nuclear weapons on balloons and letting them float into enemy territory for a strike.

MAJURO, MARSHALL ISLANDS — Lemeyo Abon learned about snow from the movies played on projectors by visiting American sailors. But living on Rongelap — a remote tropical atoll in the central Pacific ...