The Timeline to Discoveries of Sir Isaac Newton

Done By: Keerthana Sundar, Tang Xue Chun, Therese Ho, Sun Xue and Trishala

At a Glance:

December 25, 1642: ·Isaac Newton born in Woolsthorpe, England.

1654: ·Newton enrolled in the Grantham Grammar School.

1661: ·Newton enrolled in Trinity College, Cambridge.

July 1662: ·Founding of the Royal Society.

1665: ·Newton received his bachelor of arts from Trinity College.

1666: ·. Newton conducted prism experiments, discovered spectrum of light, worked out his system of “fluxions,” precursor of modern calculus and began to consider the idea of gravity.

1667: Newton elected a Fellow of Trinity College.

1669: ·Newton appointed Lucasian Chair of Mathematics at Trinity for the next thirty-four years.

January 11, 1672: ·Newton elected to the Royal Society.

February 1672: ·Newton’s paper on optics and his prism experiments sent to the Society. Rivalry with Hooke began.

1670s: ·Newton worked on the mathematics of gravitation in his home in Cambridge.

1674: ·Hooke wrote book in which he suggested existence of “attractive powers,” akin to gravity.

January 1684: ·Hooke discussed principle of inverse squares with Christopher Wren and Halley.

August 1684: ·Halley visited Newton in Cambridge, where they discussed the principle inverse squares and its relationship with planetary orbits.

November 1684: ·Newton completed his calculations on gravity and shared them with Halley, who urges him to publish.

February 1685: ·Newton sent a brief treatisePropositiones de Motu, to the Royal Society, outlining his findings.

April 1686: ·Newton presented the first book of the Principia to the Royal Society.

September 1687: ·Publication of the complete Principia.

1689: ·Newton elected as Cambridge’s representative to Parliament.

1693: ·Newton’s “Black Year”. He was plagued by depression and insomnia, and apparently suffered a nervous breakdown in September.

1695: ·Newton appointed warden of the Mint, to oversee the implementation of a new currency. He left Cambridge and moved to London.

1699: ·Newton named master of the Mint.

1703: ·Death of Hooke; Newton elected President of the Royal Society.
1705: ·Newton knighted by Queen Anne.

1712: ·Royal Society commission, under Newton’s direction, investigated the competing claims of Leibniz and Newton to having developed calculus, and decided in favor of Newton.

1713: ·Second edition of the Principia published.

November 14, 1714: ·Death of Leibniz.

1726: ·Third edition of the Principia published; all reference to Leibniz removed.

March 20, 1727:
 ·Death of Sir Isaac Newton, in London.

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