All articles A–Z
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Stagnation pressure
Stagnation pressure, also called total pressure, is the pressure a flowing fluid would reach after a loss-free, isentropic deceleration to rest, and it is measured with Pitot and Kiel probes.
Stags (TV series)
Stags is a 2024 British six-part Paramount+ comedy-drama thriller created by Daniel Cullen, also known as Despedida salvaje. A stag do in South America ends in a lawless island prison run by warring cocaine-smuggling siblings; filmed in Tenerife by Eleven Film.
Stahl (company)
Stahl is a Dutch specialty chemicals company founded in 1930 that makes coatings and surface treatments for leather, textiles, and packaging. Henkel acquired it in 2026 for €2.1 billion.
Stahlhelm
The Stahlhelm (German for "steel helmet") is the German military steel combat helmet introduced in 1916 to protect troops against shell splinters, becoming an enduring symbol of twentieth-century German history.
Staigue stone fort
Staigue stone fort (Cathair na Steige) is a large dry-stone ringfort near Castlecove, County Kerry, Ireland, about 27 m across with walls up to 6 m high; its date is debated between Iron Age and early medieval.
Staind
Staind: American rock band formed 1995 in Springfield, Massachusetts (Aaron Lewis, Mike Mushok). Nu-metal/post-grunge act behind Break the Cycle (5x platinum), "It's Been Awhile," three Billboard 200 No. 1 albums, 2019 reunion, and 2023's Confessions of the Fallen.
Stained Class
Stained Class: Judas Priest's fourth studio album, released 10 February 1978 on CBS/Columbia, first with drummer Les Binks and the band's iconic logo; produced by Dennis MacKay, home of 'Exciter', a cited speed/thrash prototype.
Stained glass
Stained glass: colored glass, usually leaded and often painted and fired, seen in transmitted light; peaked in Europe 1150–1500; covers materials, history, conservation, lead exposure, Notre-Dame debate.
Staines-upon-Thames
Staines-upon-Thames, formerly Staines, is a market town in Spelthorne, Surrey, on the Thames. Roman Ad Pontes/Pontibus at the London–Silchester road crossing; Domesday Stanes; renamed Staines-upon-Thames in 2012.
Staining
Staining: use of dyes, fluorochromes, and metal-salt reactions to add contrast to colorless biological specimens. Covers ionic and covalent binding mechanisms, H&E and special stains, fluorescence, Biological Stain Commission certification, and digital deep-learning virtual staining.
Stainless steel
Stainless steel, also called inox steel, is a corrosion-resistant iron-based alloy with at least 10.5% chromium, first made by Harry Brearley in Sheffield, England, in 1913.
Stair Climbing
Stair climbing, ascending or descending stairs, is a vigorous daily physical activity and MeSH-indexed exercise mode. Climbing burns about 20 times more calories than flat walking, and meta-analyses link regular stair use to roughly 35% lower cardiovascular mortality.
Staircase
A staircase is a series of steps, usually with landings and handrails, built to let people move between the levels of a building, governed by building codes.
Staircase FEC codes
Staircase FEC codes are forward-error-correcting codes for optical fiber transmission that couple short BCH block codes into a continuous structure, proposed in 2012 and standardized in ITU-T G.709.2.
Staircase lock
A staircase lock is a set of canal locks built directly on top of one another, sharing gates so no pound separates them, allowing much steeper flights of locks.
StairMed (阶梯医疗)
StairMed (阶梯医疗) is a Chinese medical technology company founded in 2021 and headquartered in Shanghai that develops minimally invasive implantable brain-computer interfaces, among the first worldwide to enter clinical trials.
Stairs
Stairs, also called stairways or flights of stairs, are a series of steps that permit passage between floors of a building, built since about 6000 BC.
Stairs expedition and death of Msiri
The Stairs expedition, led by William Grant Stairs, killed Msiri, the ruler of Katanga, at Bunkeya on 20 December 1891, opening the region to the Congo Free State.
Stairway to Heaven
Led Zeppelin song written by Jimmy Page and Robert Plant, released 8 November 1971 on Led Zeppelin IV; 8:02 long, never a single, yet among the most-played US radio songs; the 2014 Taurus copyright suit ended in the band's favor in 2020.
Stairway to Heaven (천국의 계단) (South Korean TV series)
Stairway to Heaven (천국의 계단) is a 2003-2004 SBS Korean melodrama, 20 episodes, starring Kwon Sang-woo, Choi Ji-woo, Shin Hyun-joon, and Kim Tae-hee; step-sibling tragic love, 40% ratings, Hallyu hit in Asia and Latin America.
Staithes
Staithes, North Yorkshire: a former fishing village on the North York Moors coast, once the largest fishing station north of the Wash, linked to Captain Cook, the Staithes Group artists, and ongoing coastal erosion management.
Stake Land
Stake Land (2010) is a Jim Mickle post-apocalyptic vampire horror film, co-written with and starring Nick Damici, with Connor Paolo; it won the Midnight Madness Award at TIFF 2010 and earned a 2011 limited US release.
Stake.com
Stake.com, an online crypto casino and sportsbook founded in 2017 by Ed Craven and Bijan Tehrani, operates under a Curaçao license via Medium Rare N.V., reported €2.6 billion revenue in 2024, sponsors Everton and the UFC, and co-owns the Kick streaming platform.
Stakeholder (corporate)
A corporate stakeholder is a person or group that can affect, or be affected by, a company's activities, covering employees, customers, suppliers, communities, regulators, and financiers alongside shareholders.
Stakeholder analysis
Stakeholder analysis is the set of techniques for identifying the people and groups that affect or are affected by a project, and assessing their interests and influence.
Stakeholder mapping
Stakeholder mapping is a management and policy analysis method that identifies actors affected by or influencing a decision and charts them, usually on a four-quadrant power–interest matrix, to guide engagement.
Stakeholder theory
Stakeholder theory holds firms should create value for all groups affecting or affected by them, not shareholders alone. Term coined at Stanford Research Institute in 1963; codified by Freeman's 1984 Strategic Management: A Stakeholder Approach.
Stakeout (1987 film)
Stakeout (1987) is an American buddy cop action comedy directed by John Badham, written by Jim Kouf, starring Richard Dreyfuss, Emilio Estevez, Madeleine Stowe, and Aidan Quinn; a Touchstone release that topped the US box office for five weeks and won a 1988 Edgar Award.
Stakhanovite movement (Стахановское движение)
The Stakhanovite movement (Стахановское движение), or Stahanovism, was a Soviet productivity campaign begun after miner Alexei Stakhanov hewed 102 tons of coal in one shift in August 1935.
Stål Aanderaa
Stål Aanderaa (1931–2026) was a Norwegian mathematician and logician, professor at the University of Oslo from 1978, known for the Aanderaa–Karp–Rosenberg conjecture and work on undecidability.