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1755 in science
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1755 science
1755
The year 1755 in science and technology involved some significant events.
Astronomy
Immanuel Kant develops the nebular hypothesis in his Universal Natural History and Theory of Heaven (Allgemeine Naturgeschichte und Theorie des Himmels).Woolfson Michael Mark Michael Woolfson Solar System – its origin and evolution Quarterly Journal of the Royal Astronomical Society 34 1–20 1993 1993QJRAS..34....1WStephen Palmquist Stephen Palmquist Kant's Cosmogony Re-Evaluated Studies in History and Philosophy of Science 18 1987 3 255–269 10.1016/0039-3681(87)90021-5 1987SHPS...18..255P https://repository.hkbu.edu.hk/hkbu_staff_publication/7061June 2026 InternetArchiveBot
Chemistry
June – Joseph Black's discovery of carbon dioxide ("fixed air") and magnesium is communicated in a paper to the Philosophical Society of Edinburgh."Experiments upon Magnesia Alba, Quicklime, and Some Other Alcaline Substances", published 1756.
Earth sciences
November 1 – An earthquake in Lisbon kills 30,000 inhabitants.
Publication of De Litteraria expeditione per pontificiam ditionem ad dimetiendos duos meridiani gradus a PP, a description of the measurement of a meridian arc carried out in the Papal States by Ruđer Bošković with Christopher Maire in 1750–52.
Life sciences
August Johann Rösel von Rosenhof publishes the first record of an amoeba; he names it "der kleine Proteus" ("the little Proteus").Rosenhof R. 1755 Monatlich herausgegebene Insekten-Belustigungen 3 621 https://books.google.com/books?id=q9JCAQAAMAAJ&pg=PA621 https://web.archive.org/web/20150713174920/https://books.google.com/books?id=q9JCAQAAMAAJ&hl=&pg=PA621 2015-07-13 Wayback Machine 2024-08-23.
Mathematics
Leonhard Euler's Institutiones calculi differentialis is published.W. W. Rouse Ball 1888 W. W. Rouse Ball A Short Account of the History of Mathematics London Macmillan 368
Technology
thumb|190px|right|December 2: Fire burns second Eddystone Lighthouse, Rudyerd's wooden cone of 1709.
December 2 – The second Eddystone Lighthouse (1709–1755), with a wooden cone, catches fire and burns to the ground; it will be rebuilt in stone.
While serving as Postmaster General of the northern American colonies, Benjamin Franklin invents a simple odometer, attached to his horse carriage, to help analyze the best routes for delivering the mail.
approx. date – Thomas Mudge invents the lever escapement for timepieces.
Awards
Copley Medal: John HuxhamCopley Medal British scientific award https://www.britannica.com/science/Copley-Medal Encyclopedia Britannica 21 July 2020 en
Births
January 28 – Samuel Thomas von Sömmerring, Prussian physician, anatomist, paleontologist and inventor (died 1830).
April 11 – James Parkinson, English surgeon (died 1824).
June 15 – Antoine François, French chemist (died 1809)
October 11 – Fausto Elhuyar, Spanish chemist (died 1833).
October 28 – Jacques Labillardière, French naturalist (died 1834).
Maria Elizabetha Jacson, English botanist (died 1829).
Deaths
May 20 – Johann Georg Gmelin, botanist, natural historian and geographer (born 1709)
References
Category:18th century in science
Category:1750s in science