On October 6, 1927, the first feature-length motion picture with synchronized dialogue sequences, The Jazz Singer premiered. With its Vitaphone sound-on-disc system it heralded the commercial ascendance of the "talkies" and the decline of the silent film era.
On February 4, 1938, Disney's Snow White and the Seven Dwarfs was released in the United States as the first full length feature film to use cel-animation.
On November 9, 1913, Hollywood movie star Hedy Lamar was born, co-inventor of an early form of the spread spectrum communications and frequency hopping, necessary for wireless communication from the pre-computer age to the present day.
On September 1, 1902, the French film pioneer George Méliès presented the very first science fiction movie to the stunning public of the Paris Olympia theater.