All articles starting with S
44,216 articles
S-Video
S-Video, also called Y/C or separate video, is an analog standard-definition video interface carrying luminance and chrominance separately for a sharper picture than composite; it appeared with S-VHS around 1987.
s-wave superconductivity
S-wave superconductivity is superconductivity whose order parameter is isotropic, with no nodes in the energy gap; it is the conventional, phonon-mediated pairing described by BCS theory.
S. A. Ashokan
S. A. Ashokan (எஸ். ஏ. அசோகன்), born Antony (1931–1982), was a Tamil cinema actor famous for villain roles, notably Duryodhana in Karnan (1964) and Ash Durai in Kappalottiya Thamizhan; father of actor Vincent Asokan.
S. A. Bowhill
S. A. Bowhill, born Sidney Allan Bowhill, was a British-born American physicist who studied the ionosphere and led the Aeronomy Laboratory at the University of Illinois.
S. A. Chandrasekhar (எஸ். ஏ. சந்திரசேகர்)
S. A. Chandrasekhar (SAC, எஸ். ஏ. சந்திரசேகர்), born 1945, is a Tamil film director, producer, writer and actor with over 70 films, father and career-launcher of actor-politician Vijay.
S. A. Dharmadhikari
Sushrut Arvind (S.A.) Dharmadhikari (born 1966) is an Indian judge, Chief Justice of the Madras High Court since March 2026; former judge of the Kerala and Madhya Pradesh High Courts.
S. A. L. T Surfschule
S. A. L. T Surfschule is a windsurfing and SUP school at the Strandbad Gonnesweiler on the Bostalsee, Saarland, run by S.A.L.T. YACHT GmbH (founded 1989, surf school taken over 2010 from the Lefebvre family), VDS-recognized, with equipment rental and junior courses.
S. A. Rajkumar
S. A. Rajkumar (எஸ்.ஏ.ராஜ்குமார்), born 1964 in Chennai, is an Indian film music director, singer and lyricist known for Tamil, Telugu, Kannada and Malayalam hits such as Pudhu Vasantham and Suryavamsam, with three Filmfare Awards.
S. Agapito
S. Agapito (Saint Agapitus), 3rd-century martyr and patron of Palestrina; relics translated 898 to the Palestrina cathedral consecrated 1117, restored by Fasolo 1957-1974; also names the Molise town Sant'Agapito.
S. Agnese
Sant'Agnese fuori le mura (Basilica of Saint Agnes Outside the Walls), Rome, Via Nomentana: 4th-century Constantinian funerary basilica rebuilt by Pope Honorius I, with 7th-century apse mosaic, catacombs, and Mausoleo di Santa Costanza.
S. Alessandro
S. Alessandro: the Basilica and Catacomb of St. Alexander on Rome's Via Nomentana, a fourth-century martyr shrine of Alexander, Evenzio, and Teodulo; distinct from the Via Salaria catacomb also called di S. Alessandro.
S. Alice Callahan
S. Alice Callahan (1868–1894), born Sophia Alice Callahan, was a Muscogee writer and teacher credited as the first Native American woman to write a novel, Wynema (1891).
S. Ananth Karumanchi
S. Ananth Karumanchi, also known as Ananth Karumanchi, is an American nephrologist at Cedars-Sinai Medical Center known for discovering that excess placental sFlt1 and soluble endoglin cause preeclampsia.
S. Barak Caine
S. Barak Caine (Simon Barak Caine) is an Israeli-born behavioral neuroscientist, Associate Professor of Psychology at Harvard Medical School, whose research identifies dopamine receptors and transporters mediating cocaine's effects.
S. Blair Hedges
S. Blair Hedges is an evolutionary biologist and Laura H. Carnell Professor at Temple University, known for molecular clock dating of evolution, Caribbean biogeography, and co-directing the TimeTree database.
S. Buono
S. Buono (Saint Buono), 3rd-century martyr and patron of San Buono, Abruzzo; relics kept since 1752 in the crypt of San Lorenzo Martire, frescoed by Ferdinando Palmerio da Guardiagrele.
S. C. Johnson & Son
S. C. Johnson & Son, also known as SC Johnson, is a family-owned American maker of household products like Windex, Ziploc, and Raid, founded in 1886.
S. Callisto
S. Callisto, the Catacombs of San Callisto on Rome's Appian Way, the Church's first own cemetery, entrusted to deacon Callixtus around 199 AD, with 20 km of galleries, the Crypt of the Popes, and rediscovery by de Rossi in 1854.
S. Claiborne Johnston
S. Claiborne "Clay" Johnston is an American neurologist and epidemiologist known for stroke prevention research, the CHANCE and POINT trials, and serving as inaugural dean of Dell Medical School.
S. Craig Zahler
S. Craig Zahler (born 1973, Miami) is an American screenwriter, director, novelist, and musician behind Bone Tomahawk, Brawl in Cell Block 99, and Dragged Across Concrete, known for long, violent genre films and the Black List script The Brigands of Rattleborge.
S. Cruz
S. Cruz (Villa romana de Santa Cruz), late Roman villa at Baños de Valdearados, Burgos, Spain; discovered 1972, excavated by Argente Oliver; famed for its 4th-century Bacchus mosaic, stolen in 2011 and replaced by a replica.
S. Cucufate
São Cucufate (Villa Romana de São Cucufate), Roman villa site at Vila de Frades, Vidigueira, Alentejo, Portugal; three successive villas from the mid-1st to mid-5th century AD, excavated 1979-1984, National Monument since 1947.
S. D. Burman (শচীন দেব বর্মন)
S. D. Burman (শচীন দেব বর্মন), or Sachin Dev Burman, was an influential Indian composer and playback singer. He blended East Bengal folk music with classical training.
S. Darko
S. Darko (2009), also S. Darko: A Donnie Darko Tale, is a direct-to-DVD sequel to Donnie Darko directed by Chris Fisher, starring Daveigh Chase as Samantha Darko, disavowed by Richard Kelly, 13% on Rotten Tomatoes.
S. Das Sarma
Sankar Das Sarma is a condensed matter theorist at the University of Maryland known for topological quantum computation, elected to the National Academy of Sciences in 2026.
S. David Tilley
S. David Tilley (born 1980) is an American chemist at the University of Zurich known for cuprous oxide photocathodes that split water into hydrogen using sunlight.
S. Desideratus, Mon.
S. Desideratus, Mon. (monasterium Gurthonense) is a late antique monastery at Gourdon, Saône-et-Loire, France, cited in 534, visited by Gregory of Tours in 570, home of the healer-saint Desideratus, patron against toothache.
S. Donald Stookey
S. Donald Stookey (Stanley Donald Stookey, 1915–2014) was an American materials scientist at Corning who invented glass-ceramics, the material behind CorningWare cookware, and photochromic glass for eyeglasses.
S. E. Cupp
S.E. Cupp (Sarah Elizabeth Cupp, born 1979) is an American conservative CNN commentator, host of Unfiltered and Crossfire, New York Daily News columnist, author of Losing Our Religion, and iHeart podcast host.
S. E. Hinton
S. E. Hinton (Susan Eloise Hinton, born 1948, Tulsa) is the American author of The Outsiders (1967), written in high school and credited with launching modern young adult fiction; her other novels include Rumble Fish and Tex.