radioactive material

St. Louis was part of a geographically scattered national effort to build the first nuclear bomb. AP examined documents dating to the early 1950s that show radioactive material was handled at times with nonchalance and indifference.

There is significant radioactive contamination at an elementary school in suburban St. Louis where nuclear weapons were produced during World War II, according to a new report.

New lawsuits have been filed by attorney Jack Scarola, who says independent tests he ordered found radioactive material at almost all of the sites near a…