During one very unusual Cold War drill, a Soviet Su-7 Fitter attack jet delivered a live tactical nuclear weapon in an end-to ...

Concrete crumbling like sand, their faces burning red from the radiation. Sky News speaks to Chernobyl workers who did ...

Imagine a 150-kiloton nuclear bomb exploded in the city closest to you. Do you know how the city, its surrounding region, and its inhabitants would be affected? If you can't think of much more than "a ...

On Nov. 13, 1972, Terry Christensen was working in his office at Dixon Inc. on Orchard Mesa when he, like others, “felt the tremor.” He added. “We went out and saw the smoke. We saw a mushroom cloud, ...

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 ...

In 1962, the United States carried out a nuclear test unlike any before it. A 1.4-megaton thermonuclear bomb was detonated ...

When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions ...