Radioactive wasp nests spring up in decadesold nuclear site in South Carolina

In a surprising twist at a Cold War nuclear facility in South Carolina, researchers have identified at least four nests of wasps containing radioactive material, prompting concerns about environmental contamination sources. The Savannah River Site (SRS), located near Aiken, has been under scrutiny since the discovery of the first radioactive nest on July 3. This finding was detailed in a report released by the U.S. Department of Energy on July 22. The report indicated that the radioactive nest was situated on a post adjacent to a tank designated for nuclear waste storage, exhibiting contamination levels measured at 100,000 disintegrations per minute per 100 square centimeters for beta and gamma radiation. This level significantly exceeds the contamination thresholds set by federal regulations, which require monitoring in affected areas. Interestingly, the report concluded that the radioactivity detected was attributable to legacy contamination from the site rather than a failure in contamination control. However, further investigations by The New York Times revealed that three additional radioactive nests had been discovered since the initial finding. Edwin Deshong, the manager of the DOE's Savannah River Operations Office, reassured the public in an email statement, stating, "The U.S. Department of Energy is managing the discovery of four wasp nests with very low levels of radioactive contamination. The nests do not pose a health risk to SRS workers, the community, or the environment." The Savannah River Site spans 310 square miles and was established in the 1950s for the production of nuclear weapons materials, including plutonium and tritium for hydrogen bombs. Following a decrease in operations at the end of the Cold War, cleanup efforts initiated by the DOE in 1996 are projected to extend until 2065, highlighting the ongoing challenges associated with managing such historical sites.