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20th Century Inventions
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Television
John Logie Baird and Philo Farnsworth, 1920s
Personal Computer
Henry Edward Roberts, 1975
Airplane
Wright brothers, 1903
Penicillin
Alexander Fleming, 1928
World Wide Web
Tim Berners-Lee, 1989
Nuclear Reactor
Enrico Fermi, 1942
Integrated Circuit
Jack Kilby and Robert Noyce, 1958-1959
Mobile Phone
Martin Cooper, 1973
Insulin
Frederick Banting and Charles Best, 1922
Radar
Robert Watson-Watt, 1935
Jet Engine
Frank Whittle and Hans von Ohain, late 1930s
Polio Vaccine
Jonas Salk, 1955
ATM
John Shepherd-Barron, 1967
Credit Card
John Biggins, 1946
Cubism
Pablo Picasso and Georges Braque, early 1900s
LSD
Albert Hofmann, 1938
Photocopier
Chester Carlson, 1938
Jazz Music
Origins in African American communities, early 20th century
Antibiotics
Alexander Fleming, 1928
Zipper
Gideon Sundback, 1913
DNA Double Helix
James Watson and Francis Crick, 1953
Ballpoint Pen
László Bíró, 1938
Pacemaker
Wilson Greatbatch, 1958
Rocketry
Robert H. Goddard, early 20th century
Pop Art
Andy Warhol and others, 1950s
Supersonic Transport (Concorde)
Aérospatiale and the British Aircraft Corporation, 1969
Microwave Oven
Percy Spencer, 1945
Velcro
George de Mestral, 1955
Solar Cell
Bell Labs, 1954
Laser
Theodore H. Maiman, 1960
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