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The capsules contain about 30% of all the radioactivity at the Hanford nuclear site.

The first radioactive nest was reported in early July. Several radioactive wasp nests have been found in South Carolina at a site that used to produce parts for nuclear weapons, according to officials ...

Scientists call for stronger policy and local testing capabilities after detecting higher concentrations of the nuclear ...

The nest was found at the Savannah River Site in South Carolina AP Photo/Stephen B. Morton South Carolina workers discovered a radioactive wasp nest at the site of a facility that used to make nuclear ...

Scientists have detected elevated levels of iodine-129, a nuclear activity tracer, in the West Philippine Sea.

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 ...

Employees at the site in South Carolina where the US used to construct nuclear weapons have discovered a highly radioactive wasp nest. As CBS News reports, staff at the Savannah River Site (SRS) ...