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| ||1475: Luca Gaurico born ... astrologer. Pic.
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| ||1501: Pietro Andrea Mattioli born ... scientist. No DOD. Pic.
| | File:Cover of Filosofia naturale by Alessandro Piccolomini.jpg|link=Alessandro Piccolomini (nonfiction)|1579: Humanist and philosopher [[Alessandro Piccolomini (nonfiction)|Alessandro Piccolomini]] dies. Piccolomini promoted vernacular translations of Latin and Greek scientific and philosophical treatises. |
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| ||1579: Alessandro Piccolomini dies ... humanist and philosopher from Siena, who promoted the popularization in the vernacular of Latin and Greek scientific and philosophical treatises. Pic: book cover. | |
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| ||1683: John Theophilus Desaguliers born ... natural philosopher, clergyman, engineer and freemason who was elected to the Royal Society in 1714 as experimental assistant to Isaac Newton. Pic.
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| File:Gustav Robert Kirchhoff.jpg|link=Gustav Kirchhoff (nonfiction)|1824: Physicist and academic [[Gustav Kirchhoff (nonfiction)|Gustav Kirchhoff]] born. He will contribute to the fundamental understanding of electrical circuits, spectroscopy, and the emission of black-body radiation by heated objects. | | File:Gustav Robert Kirchhoff.jpg|link=Gustav Kirchhoff (nonfiction)|1824: Physicist and academic [[Gustav Kirchhoff (nonfiction)|Gustav Kirchhoff]] born. He will contribute to the fundamental understanding of electrical circuits, spectroscopy, and the emission of black-body radiation by heated objects. |
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| ||1832: Charles Friedel born ... chemist and mineralogist. riedel developed the Friedel-Crafts alkylation and acylation reactions with James Crafts in 1877, and attempted to make synthetic diamonds. Pic.
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| ||1835: Simon Newcomb born ... astronomer and mathematician. Pic.
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| ||1838: William Henry Perkin born ... chemist and academic.
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| ||1839: Zerah Colburn dies ... child prodigy of the 19th century who gained fame as a mental calculator. Pic.
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| ||1853: Mathieu Joseph Bonaventure Orfila dies ... toxicologist and chemist, the founder of the science of toxicology. Pic.
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| ||1859: Ernesto Cesàro born ... mathematician who worked in the field of differential geometry. This is his most important contribution, which he described in ''Lezione di geometria intrinseca'' (Naples, 1890). This work contains descriptions of curves which today are eponymously named after him. pic
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| ||1863: Vladimir Vernadsky born ... Russian mineralogist and chemist.
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| ||1880: Henry Drysdale Dakin born ... chemist and academic.
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| ||1881: Gunnar Nordström born ... theoretical physicist best remembered for his theory of gravitation, which was an early competitor of general relativity. Nordström is often designated by modern writers as The Einstein of Finland due to his novel work in similar fields with similar methods to Einstein. Pic.
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| File:Alfred North Whitehead.jpg|link=Alfred North Whitehead (nonfiction)|1882: Mathematician and philosopher [[Alfred North Whitehead (nonfiction)|Alfred North Whitehead]] develops new process philosophy using [[Gnomon algorithm functions]], which will later be used to reverse the effects of certain [[crimes against mathematical constants]].
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| File:Johann Jakob Balmer.jpg|link=Johann Jakob Balmer (nonfiction)|1898: Mathematician and physicist [[Johann Jakob Balmer (nonfiction)|Johann Jakob Balmer]] dies. He developed an empirical formula for the visible spectral lines of the hydrogen atom. | | File:Johann Jakob Balmer.jpg|link=Johann Jakob Balmer (nonfiction)|1898: Mathematician and physicist [[Johann Jakob Balmer (nonfiction)|Johann Jakob Balmer]] dies. He developed an empirical formula for the visible spectral lines of the hydrogen atom. |
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| ||1904: Lyudmila Keldysh born ... mathematician known for set theory and geometric topology. Pic: https://www.peoplemaven.com/p/8w2rB0/lyudmila-keldysh
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| ||1905: William Allen Whitworth dies ... mathematician and a priest in the Church of England.
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| ||1907: Dorrit Hoffleit born ... astronomer and academic.
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| ||1914: George Westinghouse dies ... engineer and businessman.
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| ||1915: László Fejes Tóth born ... mathematician who specialized in geometry. Together with H.S.M. Coxeter and Paul Erdős, he laid the foundations of discrete geometry. Pic.
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| ||1920: Roland Fraïssé born ... mathematical logician. Pic search something: https://www.google.com/search?q=Roland+Fraïssé
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| File:Radium Jane.jpg|link=Radium Jane|1923: Celebrity time-traveller [[Radium Jane]] falls asleep, relapses into her [[Janet Beta]] state.
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| ||1935: Mihajlo Idvorski Pupin dies ... physicist and physical chemist. Pupin is best known for his numerous patents, including a means of greatly extending the range of long-distance telephone communication by placing loading coils (of wire) at predetermined intervals along the transmitting wire (known as "pupinization").
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| ||1942: Robert Bosch dies ... engineer and businessman, founded Robert Bosch GmbH.
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| ||1942: William Henry Bragg dies ... physicist, chemist, and mathematician, Nobel Prize laureate.
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| ||1946: Leonida Tonelli dies ... mathematician, noted for creating Tonelli's theorem, a variation of Fubini's theorem, and for introducing semicontinuity methods as a common tool for the direct method in the calculus of variations.
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| ||1947: Mary Jean Harrold born ... computer scientist and academic.
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| ||1949: Wilhelm Steinkopf dies ... chemist.
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| ||1972: Louis Joel Mordell dies ... mathematician, known for pioneering research in number theory. Pic.
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| ||1990: Lamberto Cesari dies ... mathematician naturalized in the United States, known for his work on the theory of surface area, the theory of functions of bounded variation, the theory of optimal control and on the stability theory of dynamical systems: in particular, by extending the concept of Tonelli plane variation, he succeeded in introducing the class of functions of bounded variation of several variables in its full generality.
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| ||1991: Ragnar Granit dies ... neuroscientist and academic, Nobel Prize laureate.
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| ||1993: North Korea nuclear weapons program: North Korea says that it plans to withdraw from the Nuclear Nonproliferation Treaty and refuses to allow inspectors access to its nuclear sites.
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| ||2011: A reactor at the Fukushima Daiichi Nuclear Power Plant melts and explodes and releases radioactivity into the atmosphere a day after Japan's earthquake.
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| ||2014: Paul C. Donnelly dies ... scientist and engineer.
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| File:Lloyd Shapley (1980).jpg|link=Lloyd Shapley (nonfiction)|2016: Mathematician and economist [[Lloyd Shapley (nonfiction)|Lloyd Shapley]] dies. He defined game theory as "a mathematical study of conflict and cooperation." | | File:Lloyd Shapley (1980).jpg|link=Lloyd Shapley (nonfiction)|2016: Mathematician and economist [[Lloyd Shapley (nonfiction)|Lloyd Shapley]] dies. He defined game theory as "a mathematical study of conflict and cooperation." |
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| File:Prisoner's dilemma matrix.svg|link=Game theory (nonfiction)|2016: [[Game theory (nonfiction)|Game theory program]] erases itself, unable to bear the death of [[Lloyd Shapley (nonfiction)|Lloyd Shapley]].
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| File:Blue Green Blossom.jpg|link=Blue Green Blossom (nonfiction)|2016: Signed first edition of ''[[Blue Green Blossom (nonfiction)|Blue Green Blossom]]'' sells for an undisclosed amount to "a prominent mathematician from [[New Minneapolis, Canada]]" in charity auction to benefit victims of [[Evil bit (nonfiction)|evil bit]] crimes.
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| File:Ultravore.jpg|link=Ultravore|2017: Synthetic organism [[Ultravore]] consumes twenty kilograms of plutonium dust with no apparent ill effect.
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| ||2018: Mathematician Bernard Morin dies. He contributed to topology, notably sphere eversion, discovering the Morin surface, which is a half-way model for the sphere eversion; he also discovered the first parametrization of Boy's surface. Pic search good: https://www.google.com/search?q=bernard+morin
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| </gallery> | | </gallery> |
| | </nowiki> |
