John Flamsteed

A Wire to Connect the World – Stephen Gray’s Discovery

A Wire to Connect the World – Stephen Gray’s Discovery

Today for us it’s pretty normal that electricity can be transmitted on a wire, because it’s part of our daily life. But, in the early 18th century, when the English nature-scientist Stephen Gray was able to show that electricity really can be transmitted on a string of copper, it was an unheard-of revelation. Stephen Gray Background Stephen Gray was born in Canterbury, Kent, the son of the dyer Mathias Gray, baptized on…
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John Flamsteed – Astronomer Royal

John Flamsteed – Astronomer Royal

On March 4, 1675, the English King Charles II appoints John Flamsteed to “The King’s Astronomical Observator” – the first English Astronomer Royal, with an allowance of £100 a year. In the same year, the Royal Greenwich Observatory was founded and Flamsteed laid the foundation stone. Youth and Education John Flamsteed was born the only son of the merchant Stephen Flamsteed and his first wife Mary Spadman from Denby in the county…
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Edmond Halley and his famous Comet

Edmond Halley and his famous Comet

On November 8, 1656, Sir Edmond Halley was born. The astronomer, geophysicist, mathematician, meteorologist, and physicist, was best known for computing the orbit of the eponymous Halley’s Comet.[9] Background Edmond Halley was born in England to the family of a wealthy soap maker. Halley was able to receive a proper education. He is believed to have been interested in mathematics from early age. Halley first studied at St Paul’s School where he…
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Sir Isaac Newton and the famous Principia

Sir Isaac Newton and the famous Principia

On July 5, 1687, Sir Isaac Newton published his Philosophiae Naturalis Principia Mathematica (in Latin). The Principia states Newton’s laws of motion, forming the foundation of classical mechanics; Newton’s law of universal gravitation; and a derivation of Kepler’s laws of planetary motion (which Kepler first obtained empirically).[6] It is to be considered as the most influential work of Isaac Newton and as one of the greatest scientific works of all time. “The ancients…
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Caroline Herschel – The Comet Sweeper

Caroline Herschel – The Comet Sweeper

On January 9, 1848, Caroline Lucretia Herschel, German-British astronomer and sister of astronomer Sir William Herschel, passed away at age 98. She is best know for the discovery of several comets, in particular the periodic comet 35P/Herschel-Rigollet, which bears her name. Early Years Caroline Lucretia Herschel was born in the German town of Hanover on 16 March 1750. She was the eighth child and fourth daughter of Isaac Herschel, a self-taught oboist,…
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Roger Cotes and Newton’s Principia Mathematica

Roger Cotes and Newton’s Principia Mathematica

On July 10, 1682, English mathematician Roger Cotes was born. Cotes is well known for working closely with Isaac Newton by proofreading the second edition of his famous book, the Philosophiae Naturalis Principia Mathematica,[4] before publication. He also invented the quadrature formulas known as Newton–Cotes formulas and first introduced what is known today as Euler’s formula. “If he had lived we would have known something.”, Remark of Issac Newton on the early…
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Johannes Hevelius and his Selenographia

Johannes Hevelius and his Selenographia

On January 28, 1611, German astronomer Johannes Hevelius was born. From four years’ telescopic study of the Moon, using telescopes of long focal power, Hevelius compiled Selenographia (“Pictures of the Moon“, 1647), an atlas of the Moon with some of the earliest detailed maps. Family Background and Early Years Johannes Hevelius‘ father was a succesful merchant and pushed Johannes to follow his footsteps rather than pursue a scientific career. Hevelius was sent to Poland…
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