1820 in science - Misplaced Pages

Overview of the events of 1820 in science

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1820 in science
1819 1821
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The year 1820 in science and technology involved some significant events, listed below.

Astronomy

Christian Friedrich Nasse formulates Nasse's law: hemophilia occurs only in males and is transmitted by asymptomatic females.
Ground is set aside for establishment of the United States Botanic Garden in Washington, D.C.

May – John Herapath draws up a partial account of the kinetic theory of gases.
Joseph Bienaimé Caventou and Pierre Joseph Pelletier isolate the alkaloids cinchonine and quinine from Cinchona bark.
Solanine is first isolated from the berries of the European black nightshade (Solanum nigrum).
Friedrich Accum's A Treatise on Adulterations of Food and Culinary Poisons is published in London.

Charles Xavier Thomas de Colmar makes his "Arithmometer", the first mass-produced calculator.

January 27 (NS) – The Antarctic ice sheet is sighted for the first time by Imperial Russian Navy captain Fabian Gottlieb von Bellingshausen.
January 30 – Antarctica is sighted for the second time by Irish-born British Royal Navy captain Edward Bransfield in the Williams.
July – Botanist Edwin James becomes the first recorded person to reach the summit of Pikes Peak in Colorado.
November 17 – Antarctica is sighted for the third time by United States seal hunter Nathaniel Palmer.

May – The Geological Society publishes a Geological Map of England & Wales by G. B. Greenough (dated 1819) as an alternative to William Smith's famous geological map of 1815. Greenough's map is produced from a collaborative effort that is skilfully edited and generally acknowledged to be more accurate than Smith's.

July 26 – Opening of Union Chain Bridge across the River Tweed between England and Scotland, designed by Captain Samuel Brown. Its span of 449 ft (137 metres) is the longest in the Western world at this time, and it is the first wrought iron vehicular suspension bridge of its type in Britain.
English inventor Thomas Hancock patents the production of fastenings using rubberized fabrics and invents the "pickling machine" (masticator) for recycling rubber scraps.
French engineer Jean-Victor Poncelet develops an inward-flow water turbine.

January 20 – Alexandre-Émile Béguyer de Chancourtois (died 1886), French mineralogist.
March 24 – Edmond Becquerel (died 1891), French physicist.
April 4 – David Kirkaldy (died 1897), Scottish engineer, pioneer of materials testing.
April 5 – Charles Harrison Blackley (died 1900), English allergist.
April 16 – Victor Puiseux (died 1883), French mathematician.
May 12 – Florence Nightingale (died 1910), Italian-born English nurse.
July 5 – William John Macquorn Rankine (died 1872), Scottish physicist.
August 2 – John Tyndall (died 1893), Irish physicist.
November 8 – Birdsill Holly (died 1894), American hydraulic engineer.

April 15 – John Bell (born 1763), Scottish-born surgeon.
June 19 – Joseph Banks (born 1743), English naturalist.
August – Ralph Smith O’bré, Irish surgeon.
October 4 – Claudine Picardet (born 1735), French chemist, mineralogist, meteorologist and scientific translator.

"A brief history of the RAS". Royal Astronomical Society. Retrieved 2011-08-16.
Royal Society of South Africa (1977). Brown, Alexander Claude (ed.). A History of Scientific Endeavour in South Africa: A Collection of Essays Published on the Occasion of the Centenary of the Royal Society of South Africa. Cape Town: Royal Society of South Africa. p. 60.
Herapath, J. (1821). "A Mathematical Inquiry into the Causes, Laws and Principal Phæenomena of Heat, Gases, Gravitation, &c". Annals of Philosophy. 9: 273–293. Retrieved 2011-10-28.
Desfosses (1820). "Extrait d'une lettre de M. Desfosses, pharmacien, à Besançon, à M. Robiquet" [Extract of a letter from Mr. Desfosses, pharmacist in Besançon, to Mr. Robiquet]. Journal de Pharmacie. 2nd series. 6: 374–376.
^ Jones, A. G. E. (1982). Antarctica Observed: Who Discovered the Antarctic Continent?. Caedmon of Whitby. ISBN 0-905355-25-3.
"Sample Entries for Four Explorers". The Atlantic Circle. Retrieved 2011-12-06.
Conybeare (1822) in Conybeare & Phillips p. xlvii.
Drewry, Charles Stewart (1832). "Section III". A Memoir of Suspension Bridges: Comprising The History Of Their Origin And Progress. London: Longman, Rees, Orme, Brown, Green & Longman. pp. 37–41. Retrieved 2011-08-16.
"Copley Medal | British scientific award". Encyclopedia Britannica. Retrieved 22 July 2020.