The explosion at the Chernobyl Nuclear Power Plant turned a routine safety test into a slow-motion war against an invisible enemy, fought while the ruined reactor kept burning. As the graphite core ...

As the cloud cleared, Air Force bombers dropped in to gather air samples. Researchers hoped that the radioactive fallout ...

In the shadow of Reactor 4, where the 1986 Chernobyl explosion unleashed history's worst nuclear catastrophe, hundreds of stray dogs have thrived amid lethal radiation. Evacuating 350,000 people and ...

Europe's largest nuclear power plant was hit by Russian shelling early Friday, sparking a fire and raising fears of a disaster that could affect all of central Europe for decades, like the 1986 ...

(AP) -- A quarter-century after the Chernobyl nuclear reactor explosion, a week of meetings on the world's worst nuclear accident pressed home the message that the Chernobyl cleanup will remain ...