Nikola Tesla film in his laboratory in previous experiments (later identified as ""Roentgen rays"" or "X-Rays"). His early experiments were with Crookes tubes, a cold cathode electrical discharge tube. Tesla may have inadvertently captured an X-ray image—predating, by a few weeks, Wilhelm Röntgen's December 1895 announcement of the discovery of X-rays when he tried to photograph Mark Twain illuminated by a Geissler tube, an earlier type of gas discharge tube. The only thing captured in the image was the metal locking screw on the camera lens. In March 1896, after hearing of Wilhelm Röntgen's discovery of X-ray and X-ray imaging (radiography), Tesla
The Amazing Race en Discovery Channel 1 The Amazing Race en Discovery Channel 1 The Amazing Race en Discovery Channel (; ) is a Latin American reality television game show based on the American series, "The Amazing Race". The first season of the show featured eleven teams of two with a pre-existing relationship, in a race across Latin America to win US$250,000. The race was produced by RGB Entertainment. The host of the show is Harris Whitbeck. The Amazing Race en Discovery Channel premiered on Sunday 20 September 2009 at 10:00 p.m.(UTC-5). The season finale was aired on 13 December 2009 at 10:00 p.m. (UTC-5). Argentine married