This Day in TechMarch 20, 1995: Poison Gas Wreaks Tokyo Subway TerrorBy Randy AlfredMarch 19, 1981: Shuttle Columbia's First FatalitiesBy Tony LongMarch 18, 1931: The Schick Hits the FansBy Randy AlfredMarch 17, 1948: William Gibson, Father of CyberspaceBy Scott ThillMarch 16, 1802: Army Engineers Get <nobr>New Foundation</nobr>By Randy AlfredMarch 13, 1964: No One Helps as Kitty Is SlainBy Tony LongMarch 12, 1838: Chemist Gets a Mauve OnBy Randy AlfredMarch 11, 1986: NFL Adopts Instant ReplayBy Tony LongMarch 10: Jefferson the Paleontologist, Lincoln <nobr>the Inventor</nobr>By Randy AlfredMarch 9, 1945: Burning the Heart Out of the EnemyBy Tony LongMarch 6, 1899: Tales of Hoffmann's AspirinBy Tony LongMarch 5, 1975: A Whiff of Homebrew Excites the ValleyBy Priya GanapatiMarch 4, 1962: Nuclear Age Comes to AntarcticaBy Tony LongMarch 3, 1919: U.S. Starts International Airmail ServiceBy Randy AlfredMarch 2, 1887: Birth of the Master LocksmithBy Randy AlfredFeb. 27, 1932: Neutron Discovered; A-Bomb on the WayBy Tony LongFeb. 26, 2006: World Population Reaches <nobr>6.5 Gigabods</nobr>By jglasnerFeb. 25, 1919: Oregon Taxes Gas by the GallonBy Randy AlfredFeb. 24, 1949: Piercing the Edge of the Final FrontierBy Tony LongFeb. 23, 1942: Invasion! They're Coming!By Tony LongFeb. 20, 1792: U.S. Goes Postal, but It's All GoodBy Tony LongFeb. 19, 2002: Odyssey Turns Its Cameras on MarsBy Tony LongFeb. 18, 1898: Enzo Ferrari Gets the Green FlagBy Tony BorrozFeb. 17, 1818: Proto-Bicycle Gets Things RollingBy Randy AlfredMore Stories