Uranium produced in St. Louis was used for the secretive Manhattan Project. Leftover waste was dumped around the city.

The Army Corps of Engineers has been cleaning up radioactive contamination near St. Louis since the 1990s, but their efforts are facing criticism.

The U.S. Army Corps of Engineers faces tough questions from community members about the extent of contamination in St. Louis ...

An 'insidious' nuclear disaster dating back to World War II may have fueled an explosion of cancers and other rare, chronic ...