On This Day In History On This Day In History: First Wireless Transmission Of Morse Signals Sent – On Mar 12, 1896MessageToEagle.com | March 12, 2016 MessageToEagle.com – On March 12, 1896, the first radiogram was sent by Russian physicist Alexander Stepanovich Popov. It traveled over 200 yards from one building of the St. Petersburg University to Read More