edgepedia

Technology and the built world

61,984 articles

Dell K. Allen

Dell K. Allen is an American manufacturing engineer and BYU engineering professor who directed the CAM Software Research Center and was elected to the National Academy of Engineering.

Dell Latitude

Dell Latitude is a line of business-oriented laptops and tablets made by Dell Technologies from 1994 until 2025, sold to corporate, government, and education buyers, with a rugged sub-line.

Dell OptiPlex

Dell OptiPlex is a line of business desktop computers made by Dell, introduced in 1993 for corporate customers, sold in tower, micro, and all-in-one form factors.

Dell PowerEdge

Dell PowerEdge is a line of servers produced by Dell, introduced in 1994, spanning rack, tower, modular, and specialty servers for enterprise, edge, and AI workloads.

Dell PowerStore

Dell PowerStore is a midrange enterprise all-flash storage array from Dell Technologies, launched in May 2020 to replace the SC, Unity, and XtremIO midrange lines.

Dell Precision

Dell Precision is Dell's line of professional workstations, spanning tower, rack, and mobile systems since 1997, distinguished from consumer PCs by ISV certification, ECC memory, and enterprise-class service.

Dell Technologies

Dell Technologies is an American technology company founded by Michael Dell in 1984, known for personal computers, enterprise IT infrastructure, and AI servers, with $113.5 billion in fiscal 2026 revenue.

Dell XPS

Dell XPS is Dell's line of high-performance computers, first sold in 1993; the XPS 13 ultrabook debuted in 2012, and the retired brand was revived at CES 2026.

Dell XPS laptops

Dell XPS is Dell's premium consumer laptop line, famous for the 2015 XPS 13's bezel-free InfinityEdge display, retired as a brand in January 2025 and revived in 2026.

Della Martin Roy

Della Martin Roy (1926–2021) was an American materials scientist at Penn State known for research on cement, concrete, and chemically bonded ceramics; she founded the journal Cement and Concrete Research in 1971.

Dellka / Delan Minghai

Dellka / Delan Minghai, legally 深圳市德兰明海新能源股份有限公司, is a Shenzhen energy-storage company founded in 2013 by Yin Xiangzhu, known internationally for its BLUETTI brand of portable power stations and home storage systems.

Delmarva Power & Light

Delmarva Power & Light Company is an Exelon-owned utility based in Wilmington, Delaware, serving about 532,000 electric customers on the Delmarva Peninsula and 136,000 gas customers in northern Delaware.

DELMIA Quest

DELMIA Quest is a discrete-event, object-oriented 3D simulation package from Dassault Systèmes, part of the DELMIA suite, used to model, analyze, and optimize factory layouts and production flows.

DELO Industrial Adhesives

DELO Industrial Adhesives (DELO Industrie Klebstoffe GmbH & Co. KGaA) is a family-owned German manufacturer of industrial adhesives, dispensing systems, and curing equipment, founded in Munich in 1961 and headquartered in Windach near Munich.

Deloitte Australia AI hallucination refund

In October 2025, Deloitte Australia agreed to partially refund the government for a AU$440,000 welfare report containing AI-hallucinated citations, including a fabricated Federal Court quote.

Delong Nickel Phase II power station

The Delong Nickel Phase II power station is a 1,840 MW captive coal-fired power station in Kendari, Sulawesi, Indonesia, built to power Delong's nickel smelting complex.

DeLorean Motor Company

DeLorean Motor Company was an American automaker founded by John DeLorean in Detroit in 1975, best known for building the stainless-steel, gull-wing DMC-12 sports car in Northern Ireland.

DeLorean Motor Company (Texas)

DeLorean Motor Company, also called Classic DMC, is an American parts and restoration company in Humble, Texas, holding the DeLorean trademarks for the DMC-12 sports car.

Delphi (software)

Delphi is an integrated development environment and compiler for Object Pascal, launched by Borland in 1995 and developed by Embarcadero for native Windows, macOS, iOS, Android, and Linux apps.

Delta (emulator)

Delta is a free, open-source iOS emulator by Riley Testut that plays games for the NES, SNES, Nintendo 64, Game Boy, and Nintendo DS, reaching No. 1 on Apple's App Store in 2024.

Delta 2914

The Delta 2914 was an American three-stage expendable launch vehicle built by McDonnell Douglas that flew 30 missions from 1974 to 1979, mostly carrying communications and weather satellites toward geosynchronous transfer orbit.

Delta 7420-10C

The Delta 7420-10C was a two-stage variant of the American Delta II rocket with four solid boosters, flown 14 times between 1998 and 2018, all successfully.

Delta 7920-10C

Delta 7920-10C, also written Delta II 7920-10C, was a two-stage American expendable rocket of the Delta II family that made 17 successful launches between 1997 and its retirement in 2011.

Delta 7925

The Delta 7925 was a three-stage American expendable launch vehicle of the Delta II family, flown from 1990 to 2009 and used to launch GPS satellites and NASA Mars missions.

Delta 7925-9.5

The Delta 7925-9.5 was a three-stage American Delta II launch vehicle with nine strap-on boosters, the workhorse for GPS satellites and NASA missions like Deep Impact.

Delta Air Lines

Delta Air Lines is an American airline headquartered in Atlanta, Georgia, flying to more than 300 destinations on six continents with one of the world's largest fleets.

Delta Air Lines fleet

The Delta Air Lines fleet, also called the Delta fleet, is the aircraft flown by Delta Air Lines and its regional carriers, totaling 1,314 aircraft as of December 2025.

Delta Air Lines Flight 1141

Delta Air Lines Flight 1141 was a Boeing 727 that crashed on takeoff from Dallas-Fort Worth on August 31, 1988, killing 14 of the 108 people aboard.

Delta Air Lines Flight 191

Delta Air Lines Flight 191 crashed on approach to Dallas/Fort Worth on August 2, 1985, after flying into a microburst, killing 134 of the 163 aboard.

Delta Air Lines Flight 9570

Delta Air Lines Flight 9570 was a DC-9 training flight that crashed at Fort Worth, Texas, in 1972 after wake turbulence from a DC-10 killed all four aboard.