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image: Medicinal Alchemy, circa 1512

Medicinal Alchemy, circa 1512

By | March 1, 2011

During the Middle Ages, alchemists developed sophisticated ways to tap the medicinal powers of the Earth’s bounty. Liber de Arte Distillandi, published in 1512, is a layman’s guide to the preparation of these natural medicines.

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image: Light Therapy, circa 1939

Light Therapy, circa 1939

By | February 1, 2011

Around the turn of the 20th century—before sunscreens hit the market and the damaging effects of UV radiation were widely appreciated—physicians saw the sun mostly as a source of healing. 

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image: The Mindless Machine, circa 1664

The Mindless Machine, circa 1664

By | January 1, 2011

By Vanessa Schipani | January 1, 2011

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image: John Snow’s “Grand Experiment,” 1855

John Snow’s “Grand Experiment,” 1855

By | August 1, 2010

As London suffered one of its worst cholera outbreaks, in the summer of 1853, John Snow took it upon himself to prove that the disease was transmitted through drinking water.

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