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Variolation, Aviation, and Genetic Modification: Progress in the Face of Fear and Danger

The Wright Brothers' Plane (click for source)

In 1721, a small pox epidemic was ripping through the colonial city of Boston. Cotton Mather, a Reverend and Royal minister, convinced the physician Zebadiah Boylston to perform an arcane medical procedure on two slaves and Mather’s own son. The procedure, called “variolation,” involved piercing the skin of the patient with needle that was contaminated [...]

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