radio history-jai By lawlicles 1860 prediction of the existence of radio 1860 radio waves could be broadcast into space 1885 electric waves transmitted by wireless 1891 radios began to appear at sea 1892 electromagnetic energy fields 1895 marconi invents radio Marconi invented radio, may not have been first but was the best at pr 1899 first ship to request emergency 1906 first speech and music 1906 invention to the audion tube 1910 1st radio transmission from airplane 1916 first continuous broadcast 1917 radio stations closed 1917 edwin armstrong helps 1920 first radio station first radio station created in Pennsylvania, call letters were axk, later changed to kdka.is still in service
