The military wanted to test the electromagnetic impacts of nuclear weapons in space. In 1962 they lit up the sky.

A scientific investigation dismantles the widespread claim that an Iranian earthquake was actually a secret nuclear test.

The NNSA has recently given the public a rare glimpse into one of the secret nuclear labs where America used to test its ...

A thermonuclear weapon, its explosive power came from nuclear fusion ... This Soviet test was the largest thermonuclear bomb ever tested, and the largest manmade explosion in history.

Immediately after the Nagasaki bombing, at the fortress headquarters 3.5km [2.2 miles] from the hypocenter, an air defense guard was hit by a flash of the explosion ... of the Atomic Bomb as ...

Fermi wondered if the explosion of a fission weapon could ... in the U.S. when the Soviet Union succeeded in testing an atomic bomb in August 1949. Even though many voiced their reservations ...