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Photos from the history of physics | © with mentioned Archives. Shared for educational purposes. Einstein portrait © Ullsteinbild. Subscribe for curated papers.
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Today in 1610, Galileo dated his first letter describing telescopic observations in which he saw the moon's cratered surface using his twenty-powered spyglass.
Photo : Galileo and his drawings of moon.
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#OnThisDay in 1697, Isaac Newton received Jean Bernoulli's 6 month time-limit to solve the problem of the brachistochrone. Newton got the message on 29th Jan and solved the problem the same night before going to bed.
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