Few manmade threats inspire as much fear as the potential of a nuclear meltdown. The fact that "Chernobyl," once an obscure Ukrainian town, is now globally recognized as a synonym for catastrophe ...

An electrical outage at Ukraine’s Chernobyl Nuclear Power Plant has taken spent fuel cooling systems offline, leading to a potential risk of overheating and the release of dangerous levels of ...

Engineers are completing plans for what may be the largest movable structure ever built -- a 20,000-ton steel shell to enclose Chernobyl Reactor 4, site of an apocalyptic nuclear accident whose ...