Template:Selected anniversaries/August 26

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  1713: Physicist, mathematician, and inventor Denis Papin dies. He invented the steam digester, the forerunner of the pressure cooker and of the steam engine.

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  1728: Polymath Johann Heinrich Lambert born. He will make important contributions to mathematics, physics (particularly optics), philosophy, astronomy, and map projections.

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  1735: Leonhard Euler presents his solution to the Königsberg bridge problem – whether it was possible to find a route crossing each of the seven bridges of the city of Königsberg once and only once – in a lecture to his colleagues at the Academy of Sciences in St. Petersburg.

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  1743: Chemist and biologist Antoine Lavoisier born. He will have a large influence on both the history of chemistry and the history of biology.

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  1795: Occultist and explorer Alessandro Cagliostro dies. He was a glamorous figure associated with the royal courts of Europe where he pursued psychic healing, alchemy, and scrying.

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  1896: Signed first edition of Interview with Wallace War-Heels sells for ninety thousand dollars in charity auction to benefit victims of crimes against mathematical constants.

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  1919: Physicist, chemist, and criminal investigator Marie Curie discovers a Gnomon algorithm function which detects and prevents Extract of Radium outbreaks.

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  1930: Philo Farnsworth is granted a ptent (U.S. 1,773,980) for his television system . This is his first patent, with a description of his image dissector tube, and his most important contribution to the development of television.

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  1974: Pilot and explorer Charles Lindbergh dies. At age 25 in 1927 he went from obscurity as a U.S. Air Mail pilot to instantaneous world fame by making his Orteig Prize–winning nonstop flight from Long Island, New York, to Paris.

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  1995: Writer and peace activist John Brunner dies.

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  2018: Blue Foliage 2 voted Picture of the Day by the citizens of New Minneapolis, Canada.