Tag: Thomas Young
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The history of eyeglasses
Efforts to improve vision date back to the ancient civilizations of India and China. Greek scholars such as Ptolemy and Euclid endeavored to understand the physics of light refraction, the mechanisms of lenses, and how their properties can enhance vision and literacy. The Romans magnified the letters they were looking at by placing reading stones…
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What makes a polymath, a genius, or a man who knows everything?
JMS PearceHull, England, United Kingdom The question posed in this title is of course imponderable and ridiculous, but nevertheless fascinating. Until the Enlightenment (c. 1750–1800), an intellectual “Renaissance man” could have read most of the important books printed. He might well have known most of the medical, scientific, and mathematical facts of the day, and…