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Steffen Krach
Steffen Krach, German SPD politician, Berlin State Secretary for Science 2014-2021, President of Region Hannover from 2021, and SPD Berlin lead candidate and co-chair for the 2026 Abgeordnetenhaus election, marked by weak polls and Hannover prosecutor investigations.
Steffen Maßberg
Steffen Maßberg is a German cardiologist and physician-scientist who has held the Chair of Cardiology at LMU Munich since 2012, known for research on immunothrombosis and the antiplatelet drug Revacept.
Steffen Tjerrild
Steffen Tjerrild, born 1990, is a Danish technology executive who co-founded the London-based AI video company Synthesia in 2017 and serves as its chief operating officer.
Steffi Graf
Steffi Graf (Stefanie Graf) is a German former tennis player, born 1969, who won 22 Grand Slam singles titles and a record 377 weeks at world No. 1.
Steffi Walter Martin
Steffi Walter Martin (Steffi Martin-Walter), East German luger, 1962-2017; won Olympic women's singles luge gold at Sarajevo 1984 and Calgary 1988, first woman to retain the luge title, plus World titles 1983 and 1985.
Steffie Woolhandler
Steffie Woolhandler (Stephanie Joan Woolhandler, born 1951) is an American physician and health policy researcher at Hunter College, CUNY, known for studies of medical bankruptcy and health care administrative costs.
Stefflon Don
Stefflon Don, stage name of Stephanie Victoria Allen (born 1991, Birmingham), is a British rapper and singer of Jamaican parentage raised partly in Rotterdam. Known for "Hurtin' Me" (UK No. 7), the Real Ting and Secure mixtapes, and the 2024 debut album Island 54.
Steffy Forrester
Steffy Forrester, full name Stephanie Forrester-Finnegan, is a fictional character on CBS's The Bold and the Beautiful, daughter of Ridge and Taylor, played since 2008 by three-time Daytime Emmy winner Jacqueline MacInnes Wood.
Stefi Cohen
Stefi Cohen (Stefanie Cohen) is a Venezuelan powerlifter and physical therapist who held 25 world records and was the first woman to deadlift over four times her bodyweight.
Stefon
Stefon, also Stefon Zolesky, is a Saturday Night Live character played by Bill Hader and co-created with John Mulaney, a Weekend Update nightclub correspondent who debuted in a 2008 Ben Affleck sketch and married Seth Meyers on air in 2013.
Stefon Diggs
Stefon Diggs, NFL wide receiver for the Washington Commanders; formerly Vikings, Bills, Texans, Patriots. Fifth-round 2015 pick, four Pro Bowls, two All-Pro, 11,504 career yards, seven 1,000-yard seasons, 2025 Super Bowl LX appearance.
STEGAL Gas Pipeline
STEGAL (Sachsen-Thüringen-Erdgas-Anbindungsleitung) is a 314 km natural gas pipeline in Germany, running from Olbernhau in Saxony to Reckrod in Hessen since 1992 and described as a route for importing Russian gas.
Steganalysis
Steganalysis is the set of information security techniques for detecting hidden messages embedded in digital media such as images, audio, and video, by finding statistical artifacts.
Steganography
Steganography is the practice of hiding a secret message inside an innocent-looking carrier such as an image, audio, or video, so that even the message's existence is concealed, unlike cryptography.
Stege (Martian crater)
Stege is an IAU-approved impact crater on Mars, Gazetteer feature ID 5689, about 77.50 km in diameter, centered at 3.76°N, 300.40°E near the Martian equator.
Steglich esterification
The Steglich esterification is a mild method for coupling carboxylic acids with alcohols or thiols using DCC and catalytic DMAP, reported by Neises and Steglich in 1978.
Stegodon
Stegodon, extinct Asian proboscidean genus (Stegodontidae), close relative of elephants, late Miocene to terminal Pleistocene, from China to Wallacea, with dwarf island species and Liang Bua Homo floresiensis association.
Stegodyphus sarasinorum
Stegodyphus sarasinorum, the Indian social or cooperative spider (Eresidae, Karsch 1892), lives in inbred colonies of up to several hundred spiders across India and nearby countries, cooperating in web building, prey capture, and brood care.
Stegosaurus
Stegosaurus, also known as Diracodon, is a genus of large, plated, herbivorous dinosaur from the Late Jurassic of North America, about 152 to 145 million years ago.
Stegra
Stegra, a Swedish company founded in 2020 as H2 Green Steel, is building a hydrogen-based green steel plant in Boden, northern Sweden, cutting CO2 emissions by up to 95%.
Stehekin, Washington
Stehekin, Washington: roadless unincorporated village at the head of 55-mile Lake Chelan in Lake Chelan NRA, reached only by ferry, barge, foot, or floatplane; about 80-104 year-round residents, hit by 2024 Pioneer Fire and December 2025 floods.
Stehelčeves
Stehelčeves, a village in Kladno District, Central Bohemia (also Stelčeves, Stelčoves), first recorded 1316; home of the Řivnáč-culture Homolka hillfort and rich Neolithic to early medieval archaeological finds.
Steichen (Mercurian crater)
Steichen is a 196-km-diameter impact crater on Mercury at 12.79S, 282.96E, named for American photographer-painter Edward Steichen (1879-1973), approved 2010; it hosts hollows and has model ages near 3.7-3.6 Ga.
Steierdorf Formation
Steierdorf Formation: Early Jurassic (Hettangian–Sinemurian) continental coal-bearing formation in the Reșița Basin, South Carpathians, Romania, at Anina; famed for over 120 fossil plant taxa, tetrapod tracks, and 1792–2006 coal mining.
Steiff
Steiff is a German soft toy manufacturer based in Giengen an der Brenz, founded in 1880 by Margarete Steiff and best known for making the first teddy bear.
Steigerwaldstadion
Steigerwaldstadion in Erfurt, Germany: football and athletics stadium of FC Rot-Weiß Erfurt, opened 1931 as Mitteldeutsche Kampfbahn, DDR-era Georgij-Dimitroff-Stadion, rebuilt 2015–2017 into an 18,600-seat multifunctional arena.
Steijn van Heijningen
Steijn van Heijningen (born 1997) is a Dutch field hockey midfielder for HC Rotterdam and the Netherlands. He won Olympic gold at Paris 2024, playing only the final, plus 2023 World Cup bronze and 2023 EuroHockey gold.
Stein
Stein (Netherlands), a Limburg municipality on the Meuse, is a major archaeological landscape: Bandkeramik farms from about 5300 BC, a unique Neolithic grave chamber of circa 3400 BC, a Roman villa of about 30 x 48 m excavated by Beckers and Remouchamps, and the Archeologisch Museum Stein.
Stein Aerts
Stein Aerts is a Belgian computational biologist and full professor at KU Leuven who studies how enhancers switch genes on, known for the SCENIC tools.
Stein am Rhein
Stein am Rhein: small medieval town in canton Schaffhausen, Switzerland, at the Rhine outflow of Lake Constance's Untersee. Known for painted facades, St. Georgen abbey museum, Hohenklingen Castle; 3,993 residents (2025), Zurich rule 1484-1798.