Past puzzles › #19
History Streak #19 answers
Themed day: Bright Ideas
October 2, 2026 · Starting event: Alexander Graham Bell is granted the first patent for the telephone (1876)
2 players · best streak 6/20
The full timeline
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1712Power
Thomas Newcomen builds the first practical steam engine, for pumping water out of mines
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1764
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1793
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1800Power
Alessandro Volta builds the first electric battery, the voltaic pile
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1816Medicine
René Laennec builds the first stethoscope, from a rolled tube of paper
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1826Photography
Nicéphore Niépce fixes the first photograph taken with a camera
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1837Communication
Cooke and Wheatstone put the first commercial electric telegraph into service
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1876CommunicationStarting event
Alexander Graham Bell is granted the first patent for the telephone
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1877Sound
Thomas Edison demonstrates the phonograph, which records and replays sound
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1879Power
Practical incandescent light bulbs are demonstrated by Joseph Swan and Thomas Edison
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1888Photography
George Eastman patents the Kodak camera, loaded with roll film
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1895
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1903Flight
The Wright brothers make the first powered aeroplane flight, at Kitty Hawk
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1907Materials
Leo Baekeland creates Bakelite, the first fully synthetic plastic
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1926Broadcast
John Logie Baird demonstrates the transmission of moving images by radio
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1928
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1938
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1947
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1958
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1971Computing
Intel introduces the first commercially available microprocessor
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1989