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

A new report by the Norwegian People’s Aid (NPA) reveals the devastating and ongoing ...

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.

LAS VEGAS (KLAS) – President Trump announced on social media he is directing the Pentagon to restart nuclear weapons tests. It’s been more than three decades since the U.S. carried out a nuclear test.

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one.

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 ...

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.