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| ||1620 – John Graunt, English demographer and statistician (d. 1674)
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| File:Thomas Fincke.jpg|link=Thomas Fincke (nonfiction)|1656: Mathematician and physicist [[Thomas Fincke (nonfiction)|Thomas Fincke]] dies. He introduced the modern names of the trigonometric functions tangent and secant. | | File:Thomas Fincke.jpg|link=Thomas Fincke (nonfiction)|1656: Mathematician and physicist [[Thomas Fincke (nonfiction)|Thomas Fincke]] dies. He introduced the modern names of the trigonometric functions tangent and secant. |
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| |File:Jean-Antoine Nollet.jpg|link=Jean-Antoine Nollet (nonfiction)|1746: Priest and physicist [[Jean-Antoine Nollet (nonfiction)|Jean-Antoine Nollet]] discharges a battery of Leyden jars through a human chain, exposing a [[math criminal]] was posing as a priest.
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| File:Edouard-Léon Scott de Martinville.jpg|link=Édouard-Léon Scott de Martinville (nonfiction)|1863: Printer, inventor, and crime-fighter [[Édouard-Léon Scott de Martinville (nonfiction)|Édouard-Léon Scott de Martinville]] patents new type of phonoautograph, which records [[crimes against mathematical constants]] as photographic images.
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| |File:Grigori Rasputin 1916.jpg|link=Grigori Rasputin (nonfiction)|1870: Mystic and faith healer [[Grigori Rasputin (nonfiction)|Grigori Rasputin]] uses [[Time travel (nonfiction)|time travel device]] to commit [[crimes against mathematical constants]].
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| |File:The Custodian.jpg|link=The Custodian|1870:[[The Custodian]] cleans up paradoxes caused by [[Grigori Rasputin (nonfiction)|Grigori Rasputin]]'s experiments in [[Time travel (nonfiction)|time travel device]].
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| ||1880 – Gideon Sundback, Swedish-American engineer and businessman, developed the zipper (d. 1954)
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| ||1885 – American sharpshooter Annie Oakley is hired by Nate Salsbury to be a part of Buffalo Bill's Wild West.
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| ||Oscar Zariski (born Oscher Zaritsky (b. April 24, 1899) was a Russian-born American mathematician and one of the most influential algebraic geometers of the 20th century.
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| ||1895 – Joshua Slocum, the first person to sail single-handedly around the world, sets sail from Boston, Massachusetts aboard the sloop "Spray".
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| ||1897 – Benjamin Lee Whorf, American linguist, anthropologist, and engineer (d. 1941)
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| ||1899 – Oscar Zariski, Russian-American mathematician and academic (d. 1986)
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| ||1913 – Dieter Grau, German-American scientist and engineer (d. 2014)
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| File:Franck Hertz Hg tube.jpg|link=Franck–Hertz experiment (nonfiction)|1914: The [[Franck–Hertz experiment (nonfiction)|Franck–Hertz experiment]], a pillar of quantum mechanics, is presented to the German Physical Society. | | File:Franck Hertz Hg tube.jpg|link=Franck–Hertz experiment (nonfiction)|1914: The [[Franck–Hertz experiment (nonfiction)|Franck–Hertz experiment]], a pillar of quantum mechanics, is presented to the German Physical Society. |
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| File:John_Fleming_in_Fleming_tube.jpg|link=John Ambrose Fleming (nonfiction)|1915: Miniaturized version of [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] delivers lecture from within Fleming tube.
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| ||1919 – David Blackwell, African-American mathematician and academic (d. 2010)
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| ||1922 – The first segment of the Imperial Wireless Chain providing wireless telegraphy between Leafield in Oxfordshire, England, and Cairo, Egypt, comes into operation.
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| ||1944 – Charles Jordan, American magician (b. 1888)
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| ||1945 – Ernst-Robert Grawitz, German physician (b. 1899)
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| ||1947 – Roger D. Kornberg, American biochemist and academic, Nobel Prize laureate
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| ||Hendrik Anthony "Hans" Kramers (d. 24 April 1952) was a Dutch physicist who worked with Niels Bohr to understand how electromagnetic waves interact with matter.
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| File:Soyuz 1 patch.png|link=Soyuz 1 (nonfiction)|1967: Cosmonaut Vladimir Komarov dies in [[Soyuz 1 (nonfiction)|Soyuz 1]] when its parachute fails to open. He is the first human to die during a space mission. | | File:Soyuz 1 patch.png|link=Soyuz 1 (nonfiction)|1967: Cosmonaut Vladimir Komarov dies in [[Soyuz 1 (nonfiction)|Soyuz 1]] when its parachute fails to open. He is the first human to die during a space mission. |
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| ||1960 – Max von Laue, German physicist and academic, Nobel Prize laureate (b. 1879)
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| ||1964 – Gerhard Domagk, German pathologist and bacteriologist (b. 1895)
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| ||1980 – Eight U.S. servicemen die in Operation Eagle Claw as they attempt to end the Iran hostage crisis.
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| ||1990 – STS-31: The Hubble Space Telescope is launched from the Space Shuttle Discovery.
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| ||1997 – Eugene Stoner, American engineer, designed the AR-15 rifle (b. 1922)
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