All articles starting with S
44,216 articles
Sirius Symboli (シリウスシンボリ)
Sirius Symboli (シリウスシンボリ, 1982–2012) was a Japanese Thoroughbred who won the 1985 Japanese Derby by three lengths, then ran 14 winless races in Europe including the 1986 Arc, and later sired 120 winners.
Sirius the Jaeger
Sirius the Jaeger (天狼〈シリウス〉 Sirius the Jaeger, Tenrou) is a 2018 original 12-episode P.A. Works vampire-hunter anime set in 1930 Tokyo, directed by Masahiro Ando, starring werewolf Yuliy, streamed on Netflix 2018-2026.
Sirius Therapeutics (靖因药业)
Sirius Therapeutics (靖因药业, Jingyin Pharma) is a clinical-stage biotech developing siRNA therapies for coagulation, cardiometabolic disease, and obesity, co-founded in 2021 with dual headquarters in San Diego and Shanghai.
Sirius XM
Sirius XM is an American subscription audio entertainment company broadcasting music, sports, and talk channels by satellite and streaming, formed when Sirius and XM merged in 2008.
SIRIUS/CSI:FingerID
SIRIUS/CSI:FingerID is a software pair for identifying small molecules from tandem mass spectrometry data, developed by the University of Jena and hosted by Bright Giant.
Sirivadhanabhakdi family
The Sirivadhanabhakdi family is a Thai business dynasty founded by Charoen Sirivadhanabhakdi, whose TCC Group owns Thai Beverage, maker of Chang beer, and Fraser and Neave.
Sirivannavari
Sirivannavari (Princess Sirivannavari Nariratana Rajakanya, born 1987) is a daughter of King Vajiralongkorn of Thailand, founder of the SIRIVANNAVARI fashion house, WIPO Ambassador for Fashion and Design, SEA Games badminton and dressage medalist, and second in line to the throne.
Sirivennela (సిరివెన్నెల)
Sirivennela (సిరివెన్నెల) is a 1986 Telugu musical drama directed by K. Viswanath, starring Sarvadaman Banerjee as a blind flautist, with Suhasini and Moon Moon Sen; music by K. V. Mahadevan, lyricist debut of Sirivennela Seetharama Sastry, Nandi Award winner.
Sirivennela Seetharama Sastry (సిరివెన్నెల సీతారామశాస్త్రి)
Sirivennela Seetharama Sastry (సిరివెన్నెల సీతారామశాస్త్రి), born Chembolu Seetharama Sastry, was a Telugu film lyricist who wrote over 3,000 songs, won eleven Nandi Awards, three Filmfare Awards Telugu, and the 2019 Padma Shri.
Sīrjān
Sīrjān (سیرجان), city in Kerman province, southeastern Iran; medieval main town of Kerman on the Fars–Bam–Hormuz–Sistan roads. Old city (Shahre Qadim) later replaced by Qal'eh Sang, Bagh Bamid, and Qajar-era Sa'idabad, the present site.
Sirkka Norrlund
Sirkka Norrlund (Sirkka Marjatta Norrlund, 1943–2022) was a Finnish sprint hurdler from Vaasa, a 23-time Finnish champion, 1964 Olympian, 1969 European 100m hurdles finalist, and 1968 world record holder in the 200m hurdles (27.2).
Sirkka Polkunen
Sirkka Polkunen (Sirkka Tellervo Polkunen-Vilander, 1927-2014), Finnish cross-country skier; won the first Olympic women's 3x5 km relay gold at Cortina 1956 and relay silver at Falun 1954; fifth in the 10 km at Oslo 1952.
Sirmium (Сирмијум)
Sirmium (Сирмијум), Roman city under Sremska Mitrovica, Serbia; colony from 89 AD, imperial residence of Diocletian through Constantius II, capital of Pannonia Secunda, Hunnic conquest 441, destroyed by Avars 582.
Sirnaomics
Sirnaomics Ltd. is a clinical-stage RNAi therapeutics biopharmaceutical company founded by Patrick Lu in 2007 and headquartered in Gaithersburg, Maryland, listed on the Hong Kong Stock Exchange.
Sirocco
The sirocco, also called jugo on the Adriatic, is a hot, dusty wind from the Sahara that crosses the Mediterranean and brings humid, stormy weather to southern Europe.
Sirocco Tower
Sirocco Tower is a 145-metre S&S Worldwide shot-and-drop tower at Six Flags Qiddiya City, Saudi Arabia, opened 31 December 2025; the world's tallest free-standing shot tower, dropping riders at close to 130 km/h.
Siroheme biosynthesis
Siroheme biosynthesis: the three-step pathway from uroporphyrinogen III (SAM methylation, oxidation, iron insertion) making the cofactor of sulfite and nitrite reductases, via CysG, Met8p, or SirA/SirC/SirB.
Sirohi sword (सिरोही तलवार)
Sirohi sword (सिरोही तलवार), a slightly curved single-edged Indian talwar made in Sirohi, Rajasthan, famed as Maansahi steel; built as raw iron sandwiched between steel sheets, 27-31 inches long, still forged there today.
Široki Brijeg
Široki Brijeg, a city in West Herzegovina Canton, Bosnia and Herzegovina, on the Lištica river near Mostar; formerly Lise, Široki brig, and Lištica; about 29,000 municipal residents, Franciscan monastery founded 1846, developed economy, and NK Široki Brijeg football club.
Sirolimus
Sirolimus (rapamycin, Rapamune) is an mTOR-inhibitor immunosuppressant from Streptomyces hygroscopicus, discovered in Easter Island soil in the 1960s, approved by the FDA in 1999 for kidney transplant rejection prophylaxis and for lymphangioleiomyomatosis.
Sirona Dorsa
Sirona Dorsa is a 700-km-diameter ridge system (dorsum) on Venus at 43.5°S, 193.5°E, IAU-approved in 1997 and named for the Celtic sky goddess Sirona.
Sironax (维泰瑞隆)
Sironax (维泰瑞隆) is a clinical-stage biopharmaceutical company founded in 2017 by Wang Xiaodong and Zhang Zhiyuan that develops drugs targeting aging-related degenerative, metabolic, and inflammatory diseases.
SIRPA
SIRPA, also known as CD172a, is a human gene on chromosome 20 encoding SIRPα, a receptor that transmits the "don't eat me" signal preventing phagocytosis of healthy cells.
Sirpa Jalkanen
Sirpa Jalkanen, born 1954, is a Finnish immunologist at the University of Turku whose research established how immune cells enter inflamed tissue; she identified VAP-1 and was named Academician of Science in 2015.
Sirpur Mound
Sirpur Mound (Shripura/Sripura) is an archaeological site in Mahasamund district, Chhattisgarh, India, on the Mahanadi River; capital of Dakshina Kosala, 5th–12th century CE, with the brick Lakshmana Temple, Hindu, Buddhist and Jain remains, and a 2026 UNESCO Tentative List nomination.
Sirri C Oil Field
Sirri C Oil Field, also known as Sirri Civand, is an offshore oil field in the Persian Gulf southwest of Sirri Island, Iran, producing since 1978.
Sirrin Biosphere Reserve
Sirrin Biosphere Reserve, also written Al-Sareen, is a UNESCO biosphere reserve in Oman's Eastern Hajar Mountains, nominated in 2025 to protect the endangered Arabian tahr.
Sirsa Mound
Sirsa Mound (Ther Mound, locally Thehad), ancient settlement mound in Sirsa, Haryana; ASI-protected since 1932, 85.5 acres, occupied circa 6th-5th century BC to 12th century AD, never excavated.
Sirsa, Haryana
Sirsa (सिरसा) is a city in Haryana, India, headquarters of the state's westernmost and largest district (4,276 km²). Ancient Sairishaka/Sarsuti on the Ghaggar; refounded 1837; district re-formed 1975; cotton and kinnow belt.
Sirsukh
Sirsukh, the third Kushan-era city of Taxila in Pakistan, built north of Sirkap in the 1st century CE; a walled rectangle of about 1372 by 920 m, largely unexcavated, part of the UNESCO Taxila site.