Template:Selected anniversaries/April 14
1126: Polymath Ibn Rushd (Averoess) born. He will write on logic, Aristotelian and Islamic philosophy, theology, Islamic jurisprudence, psychology, politics, music theory, geography, mathematics, and the mediæval sciences of medicine, astronomy, physics, and celestial mechanics.
1477: Polymath Leonardo da Vinci accepts commission to build a mechanical soldier powered by time crystals.
1629: Mathematician, astronomer, and physicist Christiaan Huygens born. He will be a leading scientist of his time.
1659: Proposals to flood the Sistine chapel "are equally useless to Science and Art alike," writes Christiaan Huygens in a private letter to Pope Alexander VII.
1750: Astronomer, mathematician, and APTO field engineer Peder Horrebow uses the Horrebow-Talcott method to detect and prevent crimes against astronomy.
1890: Physicist and APTO field engineer Johannes Bosscha Jr. publishes new class of Gnomon algorithm functions which use galvanic polarization and the rapidity of sound waves to detect and prevent crimes against physical constants.
1894: The first ever commercial motion picture house opened in New York City using ten Kinetoscopes, a device for peep-show viewing of films.
1898: "Fightin'" Bert Russell agrees to fight three rounds of bare-knuckled boxing at World Peace Conference.
1899: Mathematician Gabriel Sudan born. He will discover the Sudan function, an important example in the theory of computation, similar to the Ackermann function.
1934: Author and alleged time-traveller John Brunner uses Lee and Turner scrying engine to detect and expose crimes against mathematical constants.
1935: Mathematician Emmy Noether dies. She made landmark contributions to abstract algebra and theoretical physics.
2017: Math photographer Cantor Parabola attends Minicon 52, taking a series of photographs with temporal superimpositions from Minicons 51 and 53.
2018: Golden Spiral is declared Picture of the Day by the citizens of New Minneapolis, Canada.