Template:Selected anniversaries/April 30: Difference between revisions

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||1876 – Orso Mario Corbino, Italian physicist and politician (d. 1937). Pic.
||1876 – Orso Mario Corbino, Italian physicist and politician (d. 1937). Pic.


||1897 – [[J. J. Thomson (nonfiction)|J. J. Thomson]] of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
File:J_J_Thomson.jpg|link=J. J. Thomson (nonfiction)|1897: [[J. J. Thomson (nonfiction)|J. J. Thomson]] of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.


||Sergey Mikhailovich Nikolsky (b. 30 April 1905) was a Russian mathematician. Nikolsky made fundamental contributions to functional analysis, approximation of functions, quadrature formulas, enclosed functional spaces and their applications to variational solutions of partial differential equations. Pic.
||Sergey Mikhailovich Nikolsky (b. 30 April 1905) was a Russian mathematician. Nikolsky made fundamental contributions to functional analysis, approximation of functions, quadrature formulas, enclosed functional spaces and their applications to variational solutions of partial differential equations. Pic.

Revision as of 16:30, 29 April 2018

  • 1523: Mathematician and cartographer Oronce Finé uses Judicial astrology (nonfiction) to detect and prevent crimes against astronomical constants.

    1523: Mathematician and cartographer Oronce Finé uses Judicial astrology (nonfiction) to detect and prevent crimes against astronomical constants.

  • 1777: Mathematician, astronomer, and physicist Carl Friedrich Gauss born. He will have an exceptional influence in many fields of mathematics and science and be ranked as one of history's most influential mathematicians.

    1777: Mathematician, astronomer, and physicist Carl Friedrich Gauss born. He will have an exceptional influence in many fields of mathematics and science and be ranked as one of history's most influential mathematicians.

  • 1874: Scene from Gambling Den Fight adapted for opera by John Havelock, performed at theaters across Europe to rave reviews.

    1874: Scene from Gambling Den Fight adapted for opera by John Havelock, performed at theaters across Europe to rave reviews.

  • 1897: J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.

    1897: J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.

  • 1905: Albert Einstein writes his thesis Eine neue Bestimmung der Moleküldimensionen ("A New Determination of Molecular Dimensions").

    1905: Albert Einstein writes his thesis Eine neue Bestimmung der Moleküldimensionen ("A New Determination of Molecular Dimensions").

  • 1916: Mathematician, engineer, and information scientist Claude Shannon born. He will be known as "the father of information theory".

    1916: Mathematician, engineer, and information scientist Claude Shannon born. He will be known as "the father of information theory".

  • 1961: Chemist Glenn T. Seaborg discovers new hydrogen isotope with important applications in the diagnosis and treatment of crimes against chemical constants.

    1961: Chemist Glenn T. Seaborg discovers new hydrogen isotope with important applications in the diagnosis and treatment of crimes against chemical constants.

  • 1973: Watergate: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.

    1973: Watergate: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.

  • 2018: Chromatographic analysis of Green Sprouts unexpectedly reveals "at least thirty-five kilobytes" of encrypted data, apparently a previously unknown Gnomon algorithm function related to the color green.

    2018: Chromatographic analysis of Green Sprouts unexpectedly reveals "at least thirty-five kilobytes" of encrypted data, apparently a previously unknown Gnomon algorithm function related to the color green.

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