Antoni van Leeuwenhoek (Microscopy)
Delft
Nikola Tesla (Alternating current supply)
Smiljan
Rudolf Diesel (Diesel engine)
Paris
Marie Curie (Discovery of Polonium and Radium)
Warsaw
László Bíró (Ballpoint pen)
Budapest
Igor Sikorsky (Helicopters and fixed-wing aircraft)
Kyiv
Niels Bohr (Atomic structure and quantum theory)
Copenhagen
Samuel Morse (Telegraphy and Morse code)
Charlestown, MA
Sergey Ilyushin (Aircraft design)
Dilyalevo
Ibn al-Haytham (Mathematics and astronomy)
Basra
Linus Torvalds (Linux operating system)
Helsinki
Alexander Graham Bell (First practical telephone)
Edinburgh
Karl Benz (First practical modern automobile)
Mühlburg
Robert Boyle (Chemistry and scientific method)
Lismore
Alessandro Volta (Electric battery)
Como
Juan de la Cierva (Autogyro, rotor-wing dynamics)
Murcia
Alois Senefelder (Lithographic printing)
Prague
Anders Celsius (Astronomy, Centigrade scale)
Uppsala
David Warren (Aircraft 'black box' recorders)
Groote Eylandt
Hidetsugu Yagi ('Yagi' radio antennae)
Osaka
Australia
Croatia
Czech Republic
Denmark
Finland
France
Germany
Hungary
Iraq
Ireland
Italy
Japan
Netherlands
Poland
Russia
Spain
Sweden
UK
Ukraine
USA
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