1900 Paper Clip 1902 Air conditioner 1903 Airplane 1907 Plastic 1910 Chemotherapy 1913 Geiger Counter Modern Assembly Line 1914 Eastman Camera 1926 Liquid Fuel Rocket 1928 Television Penicillin 1930 Diesel Engine For Autos Jet Engine 1931 Radio 1934 Radar 1935 Kodachrome film 1936 Helicopter 1937 Nylon Xerography 1940 Color television 1942 Nuclear reactor 1944 V-2 rockets 1945 Atomic Bomb Microwave Oven 1946 ENIAC Computer 1947 Transistor 1952 Salk's Polio Vaccine 1955 Optic Fiber 1957 Sabin's Polio Vaccine 1958 Integrated Circuit 1959 Electrocardiograph 1963 Instant Film/Poloroid Process 1969 ATM 1972 Compact Disc 1974 Post-it Note 1976 VHS format VCR 1981 Space Shuttle 1983 Cyclosporine 1984 Apple Macintosh 1990 World Wide Web