Template:Selected anniversaries/April 23: Difference between revisions

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||1951 – American journalist William N. Oatis is arrested for espionage by the Communist government of Czechoslovakia.
||1951 – American journalist William N. Oatis is arrested for espionage by the Communist government of Czechoslovakia.
File:Worcester Lunch Car Company (Research Division).jpg|link=Flying Diner|1955: The [[Flying Diner]] begins twice-daily breakfast and lunch flights between Saint Paul, Minnesota and [[New Minneapolis, Canada]].


||Sir Edward Wilfred Harry Travis (d. 23 April 1956) was a British cryptographer and intelligence officer, becoming the operational head of Bletchley Park during World War II, and later the head of GCHQ. Pic.
||Sir Edward Wilfred Harry Travis (d. 23 April 1956) was a British cryptographer and intelligence officer, becoming the operational head of Bletchley Park during World War II, and later the head of GCHQ. Pic.

Revision as of 08:10, 22 April 2018

  • 1858: Physicist and academic Max Planck born. He will make many contributions to theoretical physics, earning fame as the originator of quantum theory.

    1858: Physicist and academic Max Planck born. He will make many contributions to theoretical physics, earning fame as the originator of quantum theory.

  • 1869: Inventor Edward Hugh Hebern born. He will be a pioneer of rotor encryption machines.

    1869: Inventor Edward Hugh Hebern born. He will be a pioneer of rotor encryption machines.

  • 1933: Computer scientist, mathematician, and engineer Annie Easley born. She will be a leading member of the team which develops software for the Centaur rocket stage, and one of the first African-Americans to work as a computer scientist at NASA.

    1933: Computer scientist, mathematician, and engineer Annie Easley born. She will be a leading member of the team which develops software for the Centaur rocket stage, and one of the first African-Americans to work as a computer scientist at NASA.

  • 1941: Computer programmer and engineer Ray Tomlinson born. He will implement the first email system on the the ARPANET system, including the "@" separator which is still in use today.

    1941: Computer programmer and engineer Ray Tomlinson born. He will implement the first email system on the the ARPANET system, including the "@" separator which is still in use today.

  • 1955: The Flying Diner begins twice-daily breakfast and lunch flights between Saint Paul, Minnesota and New Minneapolis, Canada.

    1955: The Flying Diner begins twice-daily breakfast and lunch flights between Saint Paul, Minnesota and New Minneapolis, Canada.

  • 1967: Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a manned spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit.

    1967: Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a manned spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit.

  • 2018: Steganographic analysis of Spiral unexpectedly reveals "at least a hundred kilobytes" of encrypted data, "probably some new function in the Gnomon algorithm family."

    2018: Steganographic analysis of Spiral unexpectedly reveals "at least a hundred kilobytes" of encrypted data, "probably some new function in the Gnomon algorithm family."

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