This Day in TechApril 15, 1726: Apple Doesn't Fall Far From PhysicistBy Randy AlfredApril 14, 1945: Tweaky Toilet Costs Skipper His SubBy Tony LongApril 13, 1953: Bond Starts Shaking Things Up, Stirring His FansBy John Scott LewinskiApril 12, 1961: Soviets Orbit Gagarin, First Human in SpaceBy Tony LongApril 11, 1984: Shuttle Makes House Call, Repairs SatelliteBy Randy AlfredApril 8, 1869: What Do You Mean, 'It's Not Brain Surgery'?By Randy AlfredApril 7, 1964: IBM Bets Big on System/360By Randy AlfredApril 6, 1938: Teflon, an Invention That SticksBy Tony LongApril 5, 1951: Happy Birthday, Mr. Pied Piper of TechnologyBy Tony LongApril 4, 1975: Bill Gates, Paul Allen Form a Little PartnershipBy Randy AlfredApril 1, 2004: Gmail Hits Webmail G-SpotBy Michael CaloreMarch 31, 1999: The Matrix Hooks UsBy Scott ThillMarch 30, 240 B.C.: Comet Cometh to CathayBy Randy AlfredMarch 29, 1941: Radio Stations Shuffle Frequencies on 'Moving Day'By Hugh HartMarch 28, 1979: Reactor Meltdown at Three Mile IslandBy Tony LongMarch 25, 1916: Ishi Dies, a World EndsBy Randy AlfredMarch 24, 1989: Valdez Spill Causes Environmental CatastropheBy Tony LongMarch 23, 1989: Cold Fusion Gets Cold ShoulderBy Randy AlfredMarch 21, 2006: Twitter Takes FlightBy John C AbellMarch 18, 1931: The Schick Hits the FansBy Randy AlfredMarch 17, 1948: William Gibson, Father of CyberspaceBy Scott ThillMarch 16, 1926: Goddard Launches RocketryBy Tony LongMarch 15, 1854: Diphtheria's FoeBy Tony LongMarch 14, 1879: Mr. BigBy Tony LongMore Stories