The last piece of piping has been installed to move radioactive waste to the Hanford site vitrification plant, as final preparations are made to begin treating waste for disposal that has been stored ...

The waste could instead be solidified at Hanford or in Richland, keeping jobs in Tri-Cities area.

Six radioactive waste tanks buried at the country's most contaminated nuclear site are leaking, Washington Gov. Jay Inslee said Friday. The U.S. Department of Energy had earlier reported that liquid ...

Workers at a site in South Carolina that once made key parts for nuclear bombs in the U.S. have found a radioactive wasp nest but officials said there is no danger to anyone. Employees who routinely ...