Browsing: Biological warfare

The military once used San Francisco fog to simulate a germ-warfare attack, unknowingly exposing 800,000 residents to harmful bacteria, CBS News reports. The incident highlights past risks in defense testing.

The U.S. government covertly tested biological warfare on its own citizens during the mid-20th century, exposing unsuspecting populations to harmful bacteria. Priceonomics uncovers these unsettling experiments.