In Chernobyl, the site of the world's worst nuclear disaster, a giant protective shield is slowly being moved into place a couple of feet at a time. The concrete and steel arch is billed as the ...

CHERNOBYL NUCLEAR POWER STATION, Ukraine - Workers have raised the first section of a colossal arch-shaped structure that eventually will cover the exploded nuclear reactor at the Chernobyl power ...

The steel structure sealing off the Chernobyl nuclear disaster site has suffered so much damage that it's no longer containing radiation effectively, the International Atomic Energy Agency said on ...