This Day in TechJuly 27, 1866: Trans-Atlantic Cable Connects Old World to NewBy Tony LongAttack of the L.A. Smog ArchivesBy Randy AlfredJuly 26, 1943: L.A. Gets First Big SmogBy Jess McNallyJuly 23, 1996: Stand By ... High Definition TV Is on the AirBy John C AbellJuly 22, 1933: Wiley Post Flies Around the World AloneBy Jason PaurJuly 21, 1911: Media Messenger McLuhan BornBy Scott ThillJuly 19, 1989: Human Heroics Overcome Aircraft Failure in Sioux CityBy D DumasJuly 16, 1965: Mont Blanc Tunnel OpensBy Keith BarryJuly 15, 1954: Boeing 707 Makes First FlightBy Jason PaurJuly 14, 1965: Mariner 4 Brings Mars Up Close and CardinalBy Brandon KeimJuly 13, 1977: Massive Blackout Plunges New York Into RiotingBy Tony LongJuly 12, 1960: Etch a Sketch? Let Us Draw You a PictureBy Tony LongJuly 9–10, 1856: Visionary Tesla Born at MidnightBy Scott ThillJuly 8, 1947: Roswell Incident Launches UFO ControversyBy John C AbellJuly 7, 1550: Europeans Discover ChocolateBy Hugh HartJuly 6, 1920: Pilots Navigate Using AM RadioBy Jason PaurJuly 1, 1910: Give Us This Day Our Automated BreadBy John C AbellJune 30, 1908: A Very Close Encounter of the Second KindBy Tony LongJune 29, 1956: Ike Signs Interstate Highway ActBy Brandon KeimJune 28, 1846: Parisian Inventor Patents SaxophoneBy Hugh HartJune 25, 1967: First CES Dazzles New YorkBy Randy AlfredJune 24, 1812: Coal-Powered Locomotive Hauls CoalBy Keith BarryJune 23, 1912: Computer Pioneer Alan Turing BornBy Dylan TweneyJune 22, 1783: Icelandic Volcano Disrupts Europe's EconomyBy Randy AlfredMore Stories