edgepedia

Technology and the built world

61,984 articles

Set trigger

A set trigger is a rifle trigger mechanism that, once set, fires with a very light pull of a few ounces, dating to the early 16th century.

Set-top box

A set-top box, also called a television decoder, is a device that receives television services from cable, satellite, or broadband networks and provides video output to a display.

Seth B. Darling

Seth B. Darling is an American physical chemist and molecular engineer at Argonne National Laboratory, co-inventor of sequential infiltration synthesis and director of the AMEWS water research center.

Seth L. Pearlman

Seth L. Pearlman is an American geotechnical engineer who led Menard's North American ground improvement business and was elected to the National Academy of Engineering in 2024.

Sethusamudram Shipping Canal Project

The Sethusamudram Shipping Canal Project, an Indian scheme studied since 1860, would link the Palk Strait with the Gulf of Mannar so ships could avoid circumnavigating Sri Lanka.

Setonix

Setonix is the flagship supercomputer of the Pawsey Supercomputing Research Centre in Kensington, Western Australia, built by Hewlett Packard Enterprise on the HPE Cray EX architecture.

Setra

Setra is a German brand of touring and intercity buses founded in 1951 by Kässbohrer. The name derives from selbstend, the German word for "self-supporting," referring to its pioneering design.

Setting out (construction)

Setting out, called layout in US usage, establishes marks and lines defining the position and level of construction elements, transferring design dimensions from drawings onto the ground.

Settings (Windows)

Settings, also called Windows Settings, is the main Windows application for customizing the operating system, introduced in 2012 with Windows 8 and gradually absorbing the older Control Panel.

Settling basin

A settling basin, also called a desilting basin or desander, is a widened, deepened section of a water channel where slowed flow lets sediment settle before turbines.

Setuid

Setuid, also known as set user ID or the setuid bit, is a Unix permission bit that lets a program run with its file owner's privileges, often root.

Seung Hwan Ko

Seung Hwan Ko (고승환) is a South Korean mechanical engineer and professor at Seoul National University, known for laser-based nanofabrication methods enabling flexible, stretchable, and wearable electronics.

Seung Woo Lee

Seung Woo Lee is a mechanical engineer and associate professor at Georgia Tech who directs the Energy Storage and Conversion Laboratory and researches batteries and supercapacitors.

Seung‐Man Yang

Seung-Man Yang (1950–2013) was a South Korean chemical engineer and KAIST professor known for colloidal self-assembly, photonic crystals, and optofluidics, winning the DuPont Science & Technology Award in 2007.

Seung‐Taek Myung

Seung-Taek Myung is a South Korean battery materials researcher and professor of nano engineering at Sejong University in Seoul, working on electrode materials for lithium-ion and sodium-ion batteries.

Seunghun Hong

Seunghun Hong (홍승훈) is a South Korean physicist and materials scientist, a professor at Seoul National University since 2003, known for parallel dip-pen nanolithography, nanotube assembly, and nanobiosensors.

Seunghyup Yoo

Seunghyup Yoo (유승협) is a South Korean electrical engineer and professor at KAIST in Daejeon, known for research on OLEDs, organic solar cells, and flexible displays.

Seven Generations Energy

Seven Generations Energy was a Calgary oil and gas company founded in 2008 that developed liquids-rich Montney resources in Alberta, becoming Canada's largest condensate producer.

Seven Mile Bridge

The Seven Mile Bridge is a 6.79-mile highway bridge in the Florida Keys carrying the Overseas Highway (US 1); the modern bridge opened in 1982 and remains Florida's longest.

Seven Seas

The Seven Seas, Latin Septem maria, is a cultural phrase naming various historical sea lists, from the Mediterranean world to Arab trade routes, now meaning all the world's oceans.

Seven Sisters (Сталинские высотки) (Moscow)

The Seven Sisters (Сталинские высотки) are seven Stalin-era skyscrapers built in Moscow between 1947 and 1957, ranging from 136 to 240 meters and including Moscow State University's main building.

Seven Sisters station

Seven Sisters station is a London Overground and London Underground Victoria line station in Haringey, north London, opened by the Great Eastern Railway in 1872.

Seven-segment display

A seven-segment display is an electronic display that forms decimal digits from seven independently controlled elements, usually LEDs, common in clocks, calculators, appliances, and instruments since the late 1960s.

Seventh Regiment Armory

The Seventh Regiment Armory, now the Park Avenue Armory, is a historic National Guard armory on Manhattan's Upper East Side, built between 1877 and 1881.

Seventy-four (ship)

The seventy-four was a two-decked ship of the line carrying 74 guns, developed by France in the 1730s; it became the backbone of British, French, and Spanish battle fleets.

Severe accident management

Severe accident management is the set of actions during a nuclear power plant accident to prevent escalation, mitigate a severe accident's consequences, and achieve a safe stable state.

Severe plastic deformation

Severe plastic deformation (SPD) is a family of metal-forming techniques that impose very large strains on bulk metals without changing their dimensions, refining grains to nanometer scale for high strength.

Severn Barrage

The Severn Barrage is a proposed tidal barrage across the Severn Estuary between England and Wales that would generate electricity from the estuary's 14-meter tidal range; it has never been built.

Severn Bridge

The Severn Bridge (Pont Hafren) is a suspension bridge carrying the M48 across the Severn Estuary between Aust, Gloucestershire, and Beachley near Chepstow, opened in 1966.

Severn Trent

Severn Trent is a publicly listed water and wastewater company whose main subsidiary supplies drinking water to over eight million people in the Midlands and mid-Wales.