edgepedia

Technology and the built world

61,984 articles

SnapGene

SnapGene is a commercial desktop application for molecular biology that lets researchers plan, simulate, and document DNA cloning and PCR procedures before doing them at the bench.

SnapLogic

SnapLogic is an American software company, founded in 2006 and headquartered in San Mateo, California, whose integration platform as a service connects applications, data sources, and APIs.

Snapper gas field

The Snapper gas field is an offshore natural gas and condensate field in the Gippsland Basin under Bass Strait, discovered in 1968 and produced since 1981.

Snappy (compression)

Snappy, previously known as Zippy, is a lossless compression and decompression library developed at Google that favors very high speeds over maximum compression, and was open-sourced in March 2011.

Snapshot compressive imaging

Snapshot compressive imaging is a computational imaging method that captures hyperspectral images or videos in a single 2D snapshot, recovering the full data cube by algorithm.

Snapshot hyperspectral imaging

Snapshot hyperspectral imaging is an imaging technique that captures a complete 3D spectral data cube in a single exposure without scanning, most commonly through CASSI's coded aperture and dispersive designs.

SNCF

SNCF, formally the French National Railway Company (Société Nationale des Chemins de fer Français), is France's state-owned national railway company. Founded in 1938, it still carries about 98% of national rail traffic.

SNCF Class BB 60000

The SNCF Class BB 60000 is a French Bo'Bo' diesel-electric locomotive class built by Vossloh in Spain for heavy shunting and light freight, delivered from 2006.

SNCF Class BB 9200

The SNCF Class BB 9200 was a series of 92 French electric express locomotives built from 1957, which hauled the first 200 km/h train in France.

SNCF Class CC 6500

The SNCF Class CC 6500 is a class of French electric locomotives built by Alsthom between 1969 and 1975, known for hauling prestigious express trains like the Capitole and Mistral.

SNCF Class X 73500

The SNCF Class X 73500, known as the A TER, is a French single-car diesel railcar built by Alstom for TER regional services, with 318 units delivered from 1999 to 2004.

SNCF Réseau

SNCF Réseau is France's rail infrastructure manager, a public limited company wholly owned by the state through SNCF holding, managing over 28,000 km of lines.

Sneaker

A sneaker is an athletic shoe with a flexible rubber or foam sole, first developed in the 19th century for sports and now everyday casual wear.

Sneakernet

Sneakernet, also called a sneaker network, is the facetious term for transferring data by physically carrying a storage medium between computers rather than sending it over a network.

Sneakers

Sneakers, also called athletic shoes or trainers, are casual shoes with canvas uppers bonded to rubber soles, named for their quietness; Keds and the Converse All-Star appeared in 1917.

SNEC (trade show)

SNEC, formally the International Photovoltaic Power Generation and Smart Energy Conference & Exhibition, is an annual solar trade fair in Shanghai, China, first held in 2007.

SNEPCo

SNEPCo, Shell Nigeria Exploration and Production Company, is a wholly owned Shell subsidiary formed in 1993 that pioneered Nigeria's deepwater production at the Bonga field, offshore in the Gulf of Guinea.

SNGP Loop Gas Pipeline

The SNGP Loop Gas Pipeline is a 48-inch natural gas pipeline in Oman, running 265 km from the Saih Nihayda Gas Plant toward Al Kamil, operated by OQGN.

SNI 1726

SNI 1726, the Indonesian standard Tata Cara Perencanaan Ketahanan Gempa, governs earthquake-resistant design of buildings and non-building structures; the current edition is SNI 1726:2019, based on the 2017 Indonesian Seismic Hazard Map and ASCE 7-16.

Snider–Enfield

The Snider–Enfield was a British single-shot breech-loading rifle, adopted in 1866 by converting the Pattern 1853 Enfield with Jacob Snider's hinged-block action; it served until replaced by the Martini–Henry in 1871.

Sniper rifle

A sniper rifle, also called a precision rifle, is a rifle selected or built for high accuracy at long range and fitted with a telescopic sight.

Snipping Tool

Snipping Tool is Microsoft's built-in Windows utility for capturing screenshots and recording screen areas. First included with Windows Vista, it was rebuilt for Windows 11 by merging the classic Snipping Tool with Snip & Sketch.

SNOBOL

SNOBOL, ostensibly StriNg Oriented symBOlic Language, is a family of programming languages developed at Bell Telephone Laboratories from 1962 by Farber, Griswold, and Polonsky for string manipulation, with SNOBOL4 still in use today.

Snøhvit gas field

Snøhvit, Norwegian for "Snow White," is a gas and condensate field in the Barents Sea off Hammerfest, Norway, the first Barents Sea field, in production since 2007.

SNOMED CT

SNOMED CT (Systematized Nomenclature of Medicine Clinical Terms) is a multilingual clinical terminology giving each clinical meaning a unique numeric identifier, first released in January 2002 with 278,000 concepts.

Snoo (bassinet)

The Snoo is a smart bassinet by Happiest Baby, founded by pediatrician Harvey Karp, that automatically rocks and plays white noise in response to crying, launched in 2016.

SNOPT

SNOPT (Sparse Nonlinear OPTimizer) is a software package for large-scale linear and nonlinear constrained optimization, developed by Philip Gill, Walter Murray, and Michael Saunders and widely used for aerospace trajectory optimization.

Snorkel AI

Snorkel AI, a 2019 Stanford AI Lab spinout led by CEO Alex Ratner, is a frontier AI data lab offering Snorkel Flow programmatic labeling, weak supervision datasets, and RL environments; it raised $350M at a $3.5B valuation in 2026.

Snorre field

Snorre is an oil and gas field in the Tampen area of the northern Norwegian North Sea, discovered in 1979 and producing since 1992 from Snorre A and Snorre B.

Snow fence

A snow fence is a barrier, structural or made of trees and shrubs, placed upwind of a road to trap blowing snow in a drift, improving visibility.