All articles A–Z
519,064 articles
Stage management
Stage management: the theatrical discipline of coordinating rehearsals, documentation, and live performance. Key elements: the prompt book, cue calling ("LX 12, go"), paper tech, the SM/DSM/ASM team, UK SM NOS 2026 standards, and Stern & Gold's standard 13th-edition text.
Stage name
Stage name: a professional pseudonym under which a performer works and is credited, distinct from their legal name. Regulated by unions (SAG-AFTRA, Equity, Spotlight) for uniqueness; registrable as a trademark but not copyrightable.
Stage separation
Stage separation is the flight event in which a spent rocket stage is detached from the launch vehicle so the continuing stage can carry on to orbit.
Stage Sisters
Stage Sisters (舞台姐妹, Wutai jiemei), also Two Stage Sisters, is Xie Jin's 1964 color drama from Shanghai Tianma Film Studio about two Yue opera performers, suppressed in the Cultural Revolution and restored in 4K in 2013.
Stage Tour
Stage Tour (stylized STAGE TOUR) is a rhythm-action game by RedOctane Games, a Guitar Hero spiritual successor launching December 10, 2026 on PC, PS5, Xbox Series X|S, and Switch 2, with 90+ licensed songs and roguelite Tour Mode.
Stage-gate process
The stage-gate process is a new product development framework developed by Robert G. Cooper and described in his 1986 book Winning at New Products, dividing projects into stages separated by decision gates.
Stagecoach
Stagecoach is one of the United Kingdom's largest bus and coach operators, founded in Perth, Scotland, in 1980 by Brian Souter and Ann Gloag and owned since 2022 by a DWS-managed infrastructure fund.
Stagecoach (1939 film)
Stagecoach (1939) is John Ford's landmark Western, his first sound-era Western, starring John Wayne as the Ringo Kid and Claire Trevor, shot in Monument Valley, based on Haycox's "Stage to Lordsburg," and credited with elevating the Western to A-picture status.
Stagecoach (1966 film)
Stagecoach (1966) is a Gordon Douglas Western, a Technicolor CinemaScope remake of John Ford's 1939 classic, starring Bing Crosby, Ann-Margret, and Alex Cord for 20th Century-Fox, poorly received.
Stagecoach Festival
Stagecoach Festival: annual country music festival at Empire Polo Club, Indio, California, founded 2007 by Paul Tollett's Goldenvoice as Coachella's country counterpart; 85,000 daily cap, Mane/Palomino/Honkytonk stages.
Stagecoach Group
Stagecoach Group, also known as Stagecoach plc, is a British bus and coach operator founded in 1980 by Brian Souter and Ann Gloag, headquartered in Perth, Scotland.
Stagecraft
Stagecraft: the technical aspects of theatrical, film, and video production, covering scenery, lighting, costumes, props, sound, rigging, and stage management, distinct from scenography, with roots in Greek and Renaissance theatre and extended uses in music performance and ILM's virtual production system.
Stagecraft software
Stagecraft software is the family of computer programs used in technical theater, including drafting tools such as Vectorworks Spotlight and WYSIWYG, which integrates CAD, plots, data, visualization, and virtual show control.
Staged
Staged is a British sitcom starring David Tennant and Michael Sheen. It follows two actors rehearsing a West End play over video calls during the COVID-19 pandemic.
Staged combustion cycle
The staged combustion cycle is a closed liquid rocket engine cycle in which preburner gas drives the turbopumps and is then burned again in the main chamber.
Staged excision
Staged excision is a surgical technique that removes a skin tumor layer by layer, with each specimen examined microscopically, used mainly for melanoma in situ such as lentigo maligna.
Staged photography
Staged photography is the deliberate arranging or constructing of a scene before the camera, rather than recording a spontaneous moment; it is also called directorial photography.
Staged Z-pinch
The staged Z-pinch is a magneto-inertial fusion concept introduced in 1995, in which a pulsed current drives a plasma liner onto deuterium fuel; experiments have produced over 10 billion neutrons.
Stageira
Stageira, also Stagirus (Greek: Στάγειρα), was an ancient Greek city on the Chalkidiki peninsula, founded about 655 BC and known as the birthplace of Aristotle.
Stages and classifications of the Tour de France
The stages and classifications of the Tour de France cover its 21 stages, stage types, and the parallel jersey competitions for overall, points, climbing, and young riders.
Stages on Life's Way
Stages on Life's Way (Stadier paa Livets Vei) is an 1845 book by Søren Kierkegaard, a sequel to Either/Or presenting his three stages of existence: the aesthetic, ethical, and religious.
Stagflation
Stagflation, also called recession-inflation, is a period of high inflation, elevated unemployment, and stagnant output at once, seen in the United States during the 1970s oil shocks.
Stagger Lee
Stagger Lee, also Stagolee or Stack O'Lee, is an American folk ballad based on Lee Shelton's 1895 murder of Billy Lyons in a St. Louis saloon over a hat, recorded over 500 times since 1923 and reinvented across genres from blues to punk.
Staggered difference-in-differences
Staggered difference-in-differences is a family of econometric designs estimating causal effects when units adopt treatment at different times, using adoption-timing variation and avoiding biased two-way fixed effects comparisons.
Staggered fermions
Staggered fermions, also called Kogut–Susskind fermions, are a lattice discretization of fermions introduced by Susskind in 1977, placing one Dirac component per lattice site and remaining widely used in QCD simulations.
Staggered formation
Staggered formation is a motorcycle group-riding arrangement where riders alternate between the left and right thirds of one lane, offset diagonally behind the rider ahead.
Staghorn coral
Staghorn coral (Acropora cervicornis, coral cuerno de venado) is a fast-growing branching Caribbean reef coral, IUCN Critically Endangered and ESA Threatened after 97% decline from white band disease, warming, and the 2023 Florida heat wave.
Staging laparoscopy
Staging laparoscopy is a minimally invasive surgical procedure that inspects the abdomen with a laparoscope and takes biopsies to detect hidden cancer spread before planned curative surgery.
Staging laparotomy
A staging laparotomy is an operation opening the abdomen to inspect and biopsy cancer directly, converting clinical stage into pathologic stage based on tissue findings.
Stagnation point
A stagnation point is a point in a fluid flow where the local velocity is zero because oncoming fluid is brought to rest against a solid surface.