1846 in science

none 1846 science 1846 The year 1846 in science and technology involved some significant events, listed below. Astronomy February 20 – Francesco de Vico discovers comet 122P/de Vico. June 1 – Urbain Le Verrier predicts the existence and location of Neptune from irregularities in the orbit of Uranus. August 8 – Neptune observed but not recognised by James Challis. August 31 – Urbain Le Verrier publishes full details of the predicted orbit and the mass of the new planet. September 23 – Johann Galle discovers Neptune. October 10 – William Lassell discovers Triton, Neptune's largest moon.Beer enthusiast discovers a new moon https://www.telegraph.co.uk/only-in-britain/william-lassell-discovers-triton/ The Telegraph 16 February 2020 10 October 2016 Biology Royal Botanic Gardens, Melbourne, established in Australia. Chemistry Abraham Pineo Gesner develops a process to refine a liquid fuel, which he calls kerosene, from coal, bitumen or oil shale. Mathematics Augustin-Louis Cauchy publishes Green's theorem.A. Cauchy 1846 https://archive.org/stream/ComptesRendusAcademieDesSciences0023/ComptesRendusAcadmieDesSciences-Tome023-Juillet-dcembre1846#page/n254/mode/1up Sur les intégrales qui s'étendent à tous les points d'une courbe fermée [On integrals that extend over all of the points of a closed curve] Comptes rendus de l'Académie des sciences 23 251–255 James Clerk Maxwell's first scientific paper describes a mechanical means of drawing mathematical curves with a piece of twine, and the properties of ellipses, Cartesian ovals and related curves with more than two foci. It has to be read on his behalf to the Royal Society of Edinburgh as he is a 14-year-old schoolboy at this time.On the description of oval curves and those having a plurality of foci Proceedings of the Royal Society of Edinburgh 2Harman Peter M. The Natural Philosophy of James Clerk Maxwell https://books.google.com/books?id=v4xjVtszqssC 1998 Cambridge University Press 0-521-00585-X 506Key dates in the life of James Clerk Maxwell http://www.clerkmaxwellfoundation.org/html/key_facts_about_maxwell.html James Clerk Maxwell Foundation 2023-12-08 2020-03-05 https://web.archive.org/web/20200305045153/http://www.clerkmaxwellfoundation.org/html/key_facts_about_maxwell.html liveMahon Basil The Man Who Changed Everything – the Life of James Clerk Maxwell https://books.google.com/books?id=mGo_jtHwL0sC 2003 Wiley 0-470-86171-1 16Gardner Martin Martin Gardner The Last Recreations: Hydras, Eggs, and Other Mathematical Mystifications https://archive.org/details/lastrecreationsh00gard_0 registration 2007 Springer-Verlag 978-0-387-25827-0 46-9 Medicine October 16 – Dentist William T. G. Morton becomes the first person publicly to demonstrate the use of diethyl ether as a general anesthetic in what becomes known as the Ether Dome of Massachusetts General Hospital.W. T. G. Morton 1847 Remarks on the Proper Mode of Administering Sulphuric Ether by Inhalation https://www.ncbi.nlm.nih.gov/books/bookres.fcgi/history/pdf_morton.pdf https://web.archive.org/web/20060924224309/http://www.ncbi.nlm.nih.gov/books/bookres.fcgi/history/pdf_morton.pdf dead September 24, 2006 Boston Button and Wentworth 14825070 2010-09-13 December 21 – British surgeon Robert Liston carries out the first operation under anesthesia in Europe.Penguin Pocket On This Day Penguin Reference Library 0-14-102715-0 2006 Édouard Séguin publishes Traitement moral, hygiène et éducation des idiots et des autres enfants arriérés in Paris, the earliest systematic textbook dealing with the special needs of children with developmental disabilities;Down's syndrome http://www.whonamedit.com/synd.cfm/322.html Whonamedit? 2011-04-13 his views will be influential on both sides of the Atlantic. Dr J. Collis Browne formulates his laudanum-based pain-relieving Chlorodyne compound while serving in the British Indian Army. Technology thumb January 13 – Opening of the Milan–Venice railway's 3.2 km mi on bridge over the Venetian Lagoon between Mestre and Venice in Italy,http://en.structurae.de/structures/data/index.cfm?id=s0007311 Venice Railroad Bridge Structurae 2012-02-22Italian Railways P. M. Kalla-Bishop 1971 David & Charles Newton Abbot 0-7153-5168-0 20 the world's longest since 1151. June 28 – Adolphe Sax patents the saxophone.Hugh Hart June 28, 1846: Parisian Inventor Patents Saxophone https://www.wired.com/thisdayintech/2010/06/0628saxophone-patent Wired 2010-06-28 2011-12-07 September 10 – Elias Howe is awarded the first United States patent for a sewing machine using a lockstitch design.4750 Scottish-born engineer Robert William Thomson is granted his first patent for a pneumatic tyre, in France. William Armstrong's first hydraulic crane is erected at Newcastle upon Tyne in England. Squire Whipple introduces the trapezoidal Whipple truss for bridges in the United States. Awards Copley Medal: Urbain Le VerrierCopley Medal British scientific award https://www.britannica.com/science/Copley-Medal Encyclopedia Britannica 23 July 2020 en Wollaston Medal: William Lonsdale Births February 10 – Ira Remsen (died 1927), American chemist. March 1 – Vasily Dokuchaev (died 1903), Russian geologist. September 16 – Anna Kingsford (died 1888), English physician, anti-vivisectionist and vegetarian. October 3 – Samuel Jean de Pozzi (murdered 1918), French gynaecologist. December 12 – Eugen Baumann (died 1896), German chemist. December 21 (O.S. 2 January 1847) – Julia Lermontova (died 1919), Russian chemist.Lykknes Annette Annette Lykknes https://books.google.com/books?id=2ZmxDwAAQBAJ&pg=PA117 Women In Their Element: Selected Women's Contributions To The Periodic System Van Tiggelen Brigitte Brigitte Van Tiggelen 2019 World Scientific 978-981-12-0630-6 117 en Deaths January 30 – Joseph Carpue (born 1764) English surgeon. March 9 – Julien-Joseph Virey (died 1775), French anthropologist, naturalist and physician. March 17 – Friedrich Bessel (born 1784), German mathematician. August 6 – John Bostock (born 1773), English physician and geologist (died of cholera). October 2 – Benjamin Waterhouse (born 1754), American physician. Maria Medina Coeli (born 1764), Italian physician. References Category:19th century in science Category:1840s in science