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.

A 4.2 magnitude earthquake struck the Negev Desert in southern Israel, prompting widespread speculation about a potential ...

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

Nuclear weapons tests are among the most violent events humans can trigger, and that violence leaves fingerprints in the ...

In 1961, the Soviet Union detonated the largest nuclear weapon ever built, a test so powerful it sent shockwaves around the ...

Resuming full testing of nuclear weapons — as President Donald Trump called for last week — would be unnecessary, costly, undermine nonproliferation efforts, and empower the nation’s adversaries to ...

Opinion: This op-ed's authors argue that the president's nuclear testing comments were correct, considering America's aging ...

In the face of such facts, Trump changed his story. He said that Russia and China are conducting secret nuclear tests and ...

(NATALIA KOLESNIKOVA/AFP/AFP) President Donald Trump Thursday sowed confusion among experts with his call for the start of nuclear weapons testing, with some pundits interpreting the announcement as ...

President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...