All articles starting with S
44,216 articles
Steeplechase (horse racing)
Steeplechase, also called jump or National Hunt racing, is Thoroughbred horse racing over fences, ditches, and water jumps. It began with Ireland's 1752 Buttevant-Doneraile race and includes the Grand National.
Steer-by-wire
Steer-by-wire (SbW) is a vehicle steering technology with no mechanical connection between the steering wheel and road wheels; electronic signals drive actuators that turn the wheels.
Steering
Steering is the system by which a vehicle's driver controls its direction, converting rotation of a wheel into angled motion of the road wheels, often with power assistance.
Steering damper
A steering damper, also called a steering stabilizer, is a hydraulic device on a motorcycle that resists rapid, unwanted handlebar movement while leaving normal steering unaffected.
Steering flow
Steering flow is the large-scale environmental wind field that determines the movement of a tropical cyclone, averaged through the troposphere's depth, and it underlies most track forecasting.
Steering wheel
The steering wheel is the wheel-shaped control a driver rotates to steer a vehicle, first used in the 1894 Paris–Rouen race and standard in cars ever since.
Steeve Guenot
Steeve Guénot (Steeve François Fabien Guénot), French Greco-Roman wrestler born 1985 in Chalon-sur-Saône; Olympic gold at 66 kg, Beijing 2008, first French wrestling champion since 1936, bronze London 2012, UWW Hall of Fame 2024.
Stef van Grieken
Stef van Grieken (Stefan van Grieken, born 1986) is a Dutch technology entrepreneur and former Google engineer who co-founded Cradle, a generative AI protein design company, in 2021.
Stefaan C. De Smedt
Stefaan C. De Smedt (born 1967) is a Belgian pharmaceutical scientist and full professor at Ghent University known for nanomedicine research, including laser-induced nanobubbles that ablate vitreous opacities.
Stefaan De Wolf
Stefaan De Wolf is a Belgian materials scientist who has been a professor at KAUST in Saudi Arabia since 2016, leading research on silicon heterojunction and perovskite tandem solar cells.
Stefan (lunar crater)
Stefan is a 112.18 km lunar far-side impact crater at 46.33°N, 108.77°W, named for Austrian physicist Josef Stefan and IAU-approved in 1970; satellite crater Stefan L hosts a documented impact melt pit.
Stefan Andres
Stefan Andres (1906–1970) was a German novelist and playwright, a left-Catholic author who spent the Nazi years in exile in Positano and wrote Wir sind Utopia there in 1941.
Stefan Bajcetic
Stefan Bajcetic (Stefan Bajčetić Maquieira), Spanish defensive midfielder born 2004 in Vigo to Serbian ex-footballer Srdjan; Celta academy product who broke through at Liverpool under Klopp, later loaned to Salzburg and Las Palmas, now back at Celta Fortuna.
Stefan Banach
Stefan Banach (1892–1945) was a self-taught Polish mathematician who founded modern functional analysis, defined Banach spaces, proved the Banach–Tarski paradox, and led the Lwów School of Mathematics.
Stefan Baral
Stefan D. Baral is a Canadian physician epidemiologist and professor at the Johns Hopkins Bloomberg School of Public Health, known for the 2016 Lancet series on transgender health.
Stefan Bergman
Stefan Bergman (1895–1977) was a Polish-born mathematician who created the kernel-function method in complex analysis; dismissed from Berlin in 1933, he joined Stanford University in 1952.
Stefan Blankenberg
Stefan Blankenberg (born 1968) is a German cardiologist, director of cardiology at the University Heart and Vascular Center Hamburg and president of the German Society of Cardiology since 2025.
Stefan Blügel
Stefan Blügel (born 1957) is a German theoretical condensed-matter physicist who led the quantum theory of materials institute at Forschungszentrum Jülich and co-discovered an atomic-scale skyrmion lattice in 2011.
Stefan Bogoridi
Stefan Bogoridi (Стефан Богориди; born Stoyko Tsonkov) was a high Ottoman official of Bulgarian origin, a diplomat and counselor to two sultans, Prince of Samos, and patron of Bulgarian education and the church.
Stefan Bräse
Stefan Bräse is an organic chemist and full professor at the Karlsruhe Institute of Technology since 2003, known for organic azide chemistry and OLED emitter design.
Stefan Brennsteiner
Stefan Brennsteiner (born 1991, Zell am See) is an Austrian giant slalom specialist, USK Niedernsill racer, 2022 Beijing Olympic mixed team gold medalist, and first-time World Cup winner at Copper Mountain in November 2025.
Stefan Burr
Stefan A. Burr is an American mathematician at City College, CUNY, who worked in generalized Ramsey theory and posed conjectures with Paul Erdős, including the Burr–Erdős conjecture.
Ștefan Cicio Pop
Ștefan Cicio Pop was a Romanian politician from Transylvania who led the Central Romanian National Council and opened the 1918 Great National Assembly at Alba Iulia.
Stefan Czarniecki
Stefan Czarniecki was a Polish nobleman and soldier of the Polish-Lithuanian Commonwealth who rose from modest gentry to Field Hetman of the Crown, known for guerrilla warfare against the Swedes.
Stefan D. Anker
Stefan D. Anker, born 1965 in Berlin, is a German cardiologist and professor at the Deutsches Herzzentrum der Charité, known for landmark heart-failure trials on intravenous iron and SGLT2 inhibition.
Stefan de Vrij
Stefan de Vrij (born 1992) is a Dutch centre-back from Feyenoord's academy who played for Lazio (2014-18) and Inter (2018-26), winning two Serie A titles, and was a 2014 World Cup third-place starter for the Netherlands.
Stefan Dennis
Stefan Dennis (born 1958, Tawonga, Victoria) is an Australian actor who played Paul Robinson in Neighbours from 1985 to 2025, also releasing 1989 UK singles and appearing on Strictly Come Dancing 2025.
Stefan Diez
Stefan Diez is a German biophysicist known for using DNA to program the motion of kinesin motor proteins; he has been Professor for BioNanoTools at TU Dresden since 2010.
Stefan Dušan (Стефан Урош IV Душан)
Stefan Uroš IV Dušan (Стефан Урош IV Душан), c. 1308–1355, king of Serbia 1331 and emperor of Serbs and Greeks from 1346; expanded Serbia to the Gulf of Corinth and issued Dušan's Code (1349).
Stefan Edberg
Stefan Edberg, Swedish tennis player (born 1966, Vastervik), six-time Grand Slam singles champion (Australian 1985/87, Wimbledon 1988/90, US Open 1991/92), world No. 1 in singles and doubles, famed serve-and-volleyer, later coached Roger Federer.