Most Important Inventions Since 1900 By rangaiahr Dec 17, 1903 First Airplane source Jan 1, 1905 Plastic Invented Source Jan 26, 1926 First T.V Source Jan 1, 1941 First Digital Computer Sorce Apr 14, 1956 First Video Camera Source Oct 4, 1957 First Spaceship Source Apr 3, 1973 First Cell Phone Source Jan 1, 1990 The Internet Source Sep 23, 1996 First MP3 Player Source Nov 19, 2007 First Digital Rading Device Source