This Day in TechMay 20, 1873: The Pants That Changed the WorldBy Tony LongMay 18, 1953: Jackie Cochran, First Woman to Break Sound BarrierBy Tony LongMay 17, 1970: The Boat Is Seaworthy and, Yes, We Can All Get AlongBy Tony LongMay 16, 1960: Researcher Shines a Laser LightBy Randy AlfredMay 13, 1637: Cardinal Richelieu Makes His PointBy Tony LongMay 12, 1941: Fog of War Shrouds Computer AdvanceBy Tony LongMay 11, 1997: Machine Bests Man in Tournament-Level Chess MatchBy Tony LongMay 10, 1960: USS Triton Completes First Submerged CircumnavigationBy Tony LongMay 9, 1941: German Sub Caught With the GoodsBy Tony LongMay 6, 1937: A Ball of Fire und Alles Ist KaputBy Tony LongMay 5, 1992: Wolfenstein 3-D Shoots First-Person Shooter Into StardomBy Noah ShachtmanMay 4, 1904: U.S. Dives Into Panama CanalBy Tony LongMay 3, 2000: Geocaching Gets Geeks Going in Great OutdoorsBy Tony LongMay 2, 1887: Celluloid-Film Patent Ignites Long Legal BattleBy Randy AlfredApril 29, 1964: Godzilla, Mothra Clash for First TimeBy Tony LongApril 28, 1940: BMW Sweeps Mille MigliaBy Chuck SquatrigliaGearApril 27, 1981: Say Hello to the First Personal Computer MouseBy Tony LongApril 26, 1812: Birth of Krupp, the 'Cannon King'By Tony LongApril 25, 1953: Riddle of DNA's Architecture Finally SolvedBy Tony LongApril 22, 1970: Tell Your Mother You Love HerBy Tony LongApril 21, 1994: Our Solar System Is Not AloneBy Lisa GrossmanApril 20, 1940: Electron Microscope Crosses the Atlantic; Zworykin Crosses the DelawareBy Randy AlfredApril 19, 1971: Soviets Put First Space Station Into OrbitBy Tony LongApril 18, 1906: Mother Nature 1, San Francisco 0By Tony LongMore Stories