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

As the threat of a nuclear war intensifies, the terrifying reality of what could happen after the bombs explode may cause more fear than the initial cataclysm. For decades, worst-case scenarios have ...

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