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

Bombshell shows how the government tried to minimize the effects of radiation and prevent independent reporting through censorship and co-opting of the press.

Introduced in 1960, the American MK41 hydrogen bomb remains the highest-yield nuclear weapon ever placed in active service.

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.

By Francois Murphy VIENNA, Jan 16 (Reuters) - Regional fears of a U.S. attack on Iran have eased after President Donald Trump ...