Science Experiments for Kids

 Ernő Rubik, (1944–) Hungary – Rubik's cube, Rubik's Magic and Rubik's Clock

 Ernst Ruska, (1906–1988) Germany – electron microscope

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 Alexander Sablukov, (1783–1857) Russia – centrifugal fan

 Şerafeddin Sabuncuoğlu, (1385–1468) Turkey – illustrated surgical atlas

 Andrei Sakharov, (1921–1989) Russia – invented explosively pumped flux compression

generator, co-developed the Tsar Bomb and tokamak

 Ibn Samh, (c. 1020) Middle East – mechanical geared astrolabe

 Franz San Galli, (1824–1908) Poland/Russia (Italian and German descent) – radiator,

modern central heating

 Alberto Santos-Dumont, (1873–1932) Brazil – non-rigid airship and airplane

 Arthur William Savage, (1857–1938) radial tires, gun magazines, Savage Model 99 lever

action rifle

 Thomas Savery, (1650–1715) England – steam engine

 Adolphe Sax, (1814–1894) Belgium – saxophone

 Bela Schick, (1877–1967) Hungary – diphtheria test

 Pavel Schilling, (1780–1836) Estonia/Russia – first electromagnetic telegraph, mine with

an electric use

 Masatoshi Shima, (1943–) Japan – microprocessor

 Christian Schnabel (1878–1936) German – simplistic food cutleries

 Kees A. Schouhamer Immink (1946- ) Netherlands – Major contributor to development

of Compact Disc

 August Schrader U.S. – Schrader valve for Pneumatic tire

 David Schwarz, (1852–1897) Croatia, – rigid ship, later called Zeppelin

 Marc Seguin, (1786–1875) France – wire-cable suspension bridge

 Sennacherib, (705–681 BC) Iraq (Mesopotamia) – screw pump

 Iwan Serrurier, (active 1920s) Netherlands/U.S. – inventor of the Moviola for film editing

 Mark Serrurier, (190?–1988) U.S. – Serrurier truss for Optical telescopes

 Gerhard Sessler, (1931–) Germany – foil electret microphone, silicon microphone

 Guy Severin, (1926–2008) Russia – extra-vehicular activity supporting system

 Leonty Shamshurenkov, (1687–1758) Russia – first self-propelling carriage (a precursor

to both bicycle and automobile), projects of an original odometer and self-propelling sledge

 Ibn al-Shatir, (1304–1375) Syria – "jewel box" device which combined a compass with a

universal sundial

 Shen Kuo, (1031–1095) China – improved gnomon, armillary sphere,

clepsydra[disambiguation needed ], and sighting tube

 Murasaki Shikibu, (c. 973–1025) Japan – novel, psychological novel

 Pyotr Shilovsky, (1871 – after 1924) Russia/United Kingdom – gyrocar

 Fathullah Shirazi, (c. 1582) Mughal India – early volley gun

 William Bradford Shockley, (1910–1989) U.S. – co-inventor of transistor