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Isaac Newton

When did Sir Isaac Newton die?

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12/25/2015

Sir Isaac Newton died at the 31 March 1727 according to our modern Gregorian calendar or on 20 March 1727 according to the Julian calendar, which was in use in the England until 1752.

He was 84 at the time and died in Kensington, London, England.

He died in his sleep. An autopsy showed a highly poisonous liquid metal in his body, mercury, that can damage your liver.