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The Science History Institute collects and shares the stories of the innovators and scientific discoveries that shape our lives. We preserve and interpret the history of chemistry, chemical engineering, and the life sciences.
Our new exhibition explores more than 200 years of water analysis and water protection in the United States.
Explore our digital exhibitions and immerse yourself in stories of discovery, challenge, and change.
Our new outdoor exhibition features a series of anti-pollution posters created in 1951 by the Pennsylvania Sanitary Water Board.
How a feisty, suicidal Nobel laureate infuriated both Hitler and Stalin, and stalled cancer research for 50 years along the way.
How a bloody gun duel between two doctors in Transylvania sparked a frenzy of outrage—and helped create the American Medical Association.
The groundbreaking ecologist showed that the biological diversity within a stream can be used to diagnose its health.