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·Birth of Isaac Newton in Woolsthorpe, England
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Hannah Newton remarries and moves away, leaving her son to be raised by his uncle.
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1653: ·Death of Hannah's second husband; she returns to live with Isaac, bringing three children with her from her second marriage.
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Newton enrolls in Trinity College, Cambridge. December 25,
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Newton receives his bachelor of arts from Trinity College
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Fire in London. Outbreak of plague drives Newton to retire to his mother's home in Woolsthorpe. Newton conducts prism experiments, discovers spectrum of light; works out his system of "fluxions," precursor of modern calculus; begins to consider the ideaof gravity
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Newton's paper on optics and his prism experiments sent to the Society. Rivalry with Hooke begins.
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1679: ·Death of Hannah Newton
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Newton completes his calculations on gravity and shares them with Halley, who urges him to publish.
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March 20, 1727: ·Death of Sir Isaac Newton, in London.