The document summarizes important inventions and technological advancements from 1903 to 1990, including: - The Wright brothers' first powered flight in 1903. - Henry Ford's Model T and advances in car production in 1908. - Guillermo Marconi's advances in radio communication and transmitting signals over long distances in the 1920s. - The invention of black and white television by John Logie Baird in the 1920s. - Albert Einstein's discovery of the relationship between matter and energy in 1939. - The invention of the electric guitar in 1947. - The invention of the remote control device in 1956. - The launch of Sputnik, the world's first artificial satellite, by the Soviet