All articles starting with S
44,216 articles
Sylviane Telliez
Sylviane Telliez (Sylvie Telliez, born Marotel), French sprinter born 1942 in Épinay-sur-Seine; three-time Olympian (1968, 1972, 1976) and winner of eight European indoor sprint medals including three golds.
Sylvie (Marvel Cinematic Universe)
Sylvie (Sylvie Laufeydottir) is a female Loki variant played by Sophia Di Martino in the Disney+ MCU series Loki (2021-2023). Kidnapped as a child by the TVA, she hides in apocalypses, kills He Who Remains, and opens the multiverse.
Sylvie Bernier
Sylvie Bernier (born 1964, Sainte-Foy, Quebec), Canadian diver; won 3m springboard gold at Los Angeles 1984 with 530.70, Canada's first and only Olympic diving gold and first Quebec woman Olympic champion.
Sylvie Daigle
Sylvie Daigle (born 1962, Sherbrooke, Quebec) is a Canadian short track speed skater, five-time overall world champion and 1992 Olympic 3000 m relay gold medalist who later became an emergency room doctor.
Sylvie Euvrard
Sylvie Euvrard is a French dermatologist at Hôpital Edouard Herriot in Lyon who led the 2003 NEJM review of skin cancers after organ transplantation and the 2012 TUMORAPA sirolimus trial.
Sylvie Frechette
Sylvie Fréchette is a Canadian synchronized swimmer, born in Montréal in 1967, who won solo Olympic gold at Barcelona 1992 and team silver at Atlanta 1996.
Sylvie Roke
Sylvie Roke is a Dutch physicist and full professor at EPFL in Switzerland, known for developing sum frequency scattering and, in 2024, correlated vibrational spectroscopy of water.
Sylvie Vartan (Սիլվի Վարտան)
Sylvie Vartan (Սիլվի Վարտան), Bulgarian-born French yé-yé singer and actress, debuted 1961, sold ~40 million records, starred at the Palais des Congrès, and ended her farewell tour in 2025.
Sylvie's Love
Sylvie's Love is a 2020 romantic drama written and directed by Eugene Ashe, starring Tessa Thompson and Nnamdi Asomugha as lovers in 1957-1962 Harlem; it premiered at Sundance 2020 and streams on Amazon Prime Video.
Sylviidae
Sylviidae (sylviid babblers), family Leach 1820 of Sylvioidea passerines, once the wastebin Old World warblers; now restricted to Sylvia and Curruca, about 32 species in Africa and Eurasia.
Sylvinho
Sylvinho (Sylvio Mendes Campos Júnior, born 1974, São Paulo), Brazilian ex-left-back for Corinthians, Arsenal, Barcelona, and Manchester City; coached Albania 2023–2026, qualifying them for Euro 2024 before leaving on 19 May 2026.
Sylvio Cator
Sylvio Paul Cator was a Haitian long jumper who won the 1928 Olympic silver medal and set a world record of 7.93 m, still Haiti's national record.
SYM Motors
SYM Motors is the scooter and motorcycle brand of Sanyang Motor Co., Ltd. (三阳机车), a Taiwanese manufacturer founded in 1954 and headquartered in Hsinchu County, Taiwan.
Sym-Bionic Titan
Sym-Bionic Titan is an American animated series created by Genndy Tartakovsky, Paul Rudish, and Bryan Andrews for Cartoon Network, premiering September 17, 2010. Aliens Ilana, Lance, and Octus combine into a giant robot; canceled in 2011 after one 20-episode season, reportedly for lack of a toy license.
Symani Surgical System
The Symani Surgical System is a teleoperated robotic platform for open microsurgery by Medical Microinstruments, scaling hand movements 7x to 20x and filtering tremor to operate on vessels 0.1 mm wide.
Symantec
Symantec was an American cybersecurity software company founded in 1982 and headquartered in Mountain View, California, best known for Norton consumer antivirus; in 2019 its enterprise business was sold to Broadcom and the rest became NortonLifeLock.
Symbian
Symbian, also known as Symbian OS, was a licensed smartphone operating system formed by Psion, Nokia, Ericsson, and Motorola in 1998, and led the smartphone market until 2010.
Symbio
Symbio is a French manufacturer of hydrogen fuel cell systems for vehicles, founded in 2010 and owned equally by Michelin, Forvia, and Stellantis, with its main plant in Saint-Fons, France.
Symbiodinium
Symbiodinium (zooxanthellae, family Symbiodiniaceae) is a genus of photosynthetic dinoflagellate endosymbionts of stony corals, formerly Clade A; it supplies up to 95% of host carbon, has small 1–5 Gb genomes, and its former clades are now separate genera.
Symbiogenesis
Symbiogenesis, or the endosymbiont theory, is an evolutionary process in which new species arise through long-term symbiosis, best confirmed in the origin of mitochondria and chloroplasts.
Symbionese Liberation Army
Symbionese Liberation Army (SLA), leftist revolutionary group active in California 1973-1975; kidnapped heiress Patty Hearst in February 1974, robbed the Hibernia Bank, and lost six members in the 1974 Los Angeles SWAT shootout.
Symbiosis
Symbiosis, from de Bary's 1879 definition, is any close long-term interspecies interaction, spanning mutualism, commensalism, and parasitism, now widely treated as a context-dependent continuum rather than fixed categories.
Symbiote (comics)
A symbiote (Klyntar) is a fictional alien life-form in Marvel Comics that bonds with a host as a living costume, producing Venom and Carnage after beginning as Spider-Man's 1984 black suit.
Symbiotic organisms search
Symbiotic organisms search (SOS) is a parameter-free metaheuristic optimization algorithm, introduced by Cheng and Prayogo in 2014, that improves candidate solutions through mutualism, commensalism, and parasitism phases.
Symbol
Symbol: in semiotics, a sign related to its object by convention, as in Peirce's icon-index-symbol triad; also a near-synonym for sign, a Unicode character category, and an AI representation.
Symbol Digit Modalities Test
The Symbol Digit Modalities Test (SDMT) is a brief neuropsychological test of processing speed in which symbols are matched to digits, scored 0 to 110.
Symbol of Chaos
Symbol of Chaos, also Chaos Star or Chaosphere: eight arrows radiating from a central point. Invented by Michael Moorcock in Stormbringer (1961), later adopted by Chaos Magick (Carroll, Sherwin, IOT) and Games Workshop's Warhammer; not an ancient symbol.
Symbol rate
Symbol rate, also called the baud rate or modulation rate, is the number of symbols transmitted per second in a digital communication system, measured in baud.
Symbol-level precoding
Symbol-level precoding (SLP) is a transmit signal-processing technique for multi-antenna wireless systems that designs waveforms per symbol, exploiting known data symbols and channel state to make interference constructive.
Symbolic (Death album)
Symbolic (1995) is the sixth studio album by Florida death metal band Death, released on Roadrunner Records. Written by Chuck Schuldiner with Gene Hoglan, Kelly Conlon and Bobby Koelble, recorded at Morrisound, Tampa; intended as the band's final album.