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Douglas C. Cameron
Douglas C. Cameron is an American chemical and biological engineer and biotechnology investor, elected to the National Academy of Engineering in 2025 and based in Erie, Colorado.
Douglas C. Moorhouse
Douglas Cecil Moorhouse (1926–2012) was an American civil engineer who led the consulting firm Woodward-Clyde for decades, worked on the Trans-Alaska pipeline, and joined the National Academy of Engineering in 1982.
Douglas C.H. Yu
Douglas C.H. Yu, also known as Chen-Hua Yu or Doug Yu, is a Taiwanese semiconductor engineer who spent 1994 to 2025 at TSMC creating the 3DFabric advanced packaging platform.
Douglas Christopher Burger
Douglas Christopher Burger, known as Doug Burger, is a Microsoft computer architect whose Catapult FPGA platform runs in nearly every server Microsoft ships; he joined the NAE in 2026.
Douglas Corrigan
Douglas "Wrong Way" Corrigan was an American aviator and mechanic who, denied permission to cross the Atlantic, flew from New York to Dublin in 1938, claiming a wrong-way mistake.
Douglas DC-2
The Douglas DC-2, also built in Japan as the Nakajima-Douglas DC-2 Transport, is a 14-passenger all-metal airliner first flown by Douglas in 1934; 198 were built.
Douglas DC-3
The Douglas DC-3, first flown in 1935 as the Douglas Sleeper Transport (DST), is an American twin-engine airliner that first made passenger flying profitable without airmail subsidies.
Douglas DC-4
The Douglas DC-4 is a four-engine piston airliner developed by Douglas Aircraft Company that served as the military C-54 Skymaster in World War II before becoming a postwar airline mainstay.
Douglas DC-5
The Douglas DC-5 was a 16-to-22-seat twin-engine American airliner built by Douglas, the only DC type with a high wing and tricycle landing gear, with just 12 built.
Douglas DC-6
The Douglas DC-6, also known as the R6D Liftmaster, is a four-engine piston airliner Douglas built from 1946 to 1958, one of the last successful piston airliners.
Douglas DC-7
The Douglas DC-7 is an American four-engine piston airliner that in November 1953 became the first airliner to offer nonstop transcontinental service in both directions.
Douglas DC-8
The Douglas DC-8, also known as the McDonnell Douglas DC-8, is a four-engine jet airliner that Douglas built from 1958 to 1972 to compete with the Boeing 707.
Douglas Dynamics
Douglas Dynamics is a Milwaukee, Wisconsin-based manufacturer of snow and ice control equipment and work truck attachments, founded in 1977 and parent of the WESTERN, FISHER, and SnowEx snowplow brands.
Douglas Engelbart
Douglas Carl Engelbart (1925–2013) was an American computer scientist who invented the computer mouse, built the oN-Line System at SRI, and won the 1997 Turing Award.
Douglas F3D Skyknight
The Douglas F3D Skyknight, later F-10 Skyknight, was a US Navy two-seat jet night fighter that scored the first jet night kill over Korea in 1952.
Douglas F4D Skyray
The Douglas F4D Skyray was a carrier-based all-weather interceptor built by Douglas for the US Navy and Marine Corps, serving from 1956 to 1964 and never seeing combat.
Douglas Fregin
Douglas Fregin, also known as Doug Fregin, is a Canadian engineer who co-founded Research In Motion, the company behind the BlackBerry, and later the quantum investment firm Quantum Valley Investments.
Douglas Hofstadter
Douglas Hofstadter is an American cognitive scientist, physicist, and writer, Distinguished Professor at Indiana University, best known for Gödel, Escher, Bach and for computational models of analogy-making.
Douglas M. Chapin
Douglas M. Chapin was an American nuclear engineer who spent five decades at MPR Associates and was elected to the National Academy of Engineering in 2002.
Douglas M. Owen
Douglas M. Owen is an American civil and environmental engineer specializing in drinking water treatment and potable water reuse, elected to the National Academy of Engineering in 2023.
Douglas McIlroy
Douglas McIlroy, full name Malcolm Douglas McIlroy, is a computer scientist who headed Bell Labs computing research, where Unix was born, and conceived the Unix pipe.
Douglas SBD Dauntless
The Douglas SBD Dauntless was an American carrier-based dive bomber, built by Douglas Aircraft from 1940 to 1944, best known for sinking four Japanese carriers at Midway.
Douglas TBD Devastator
The Douglas TBD Devastator, or TBD-1, was a three-seat US Navy carrier torpedo bomber in service from 1937, nearly wiped out at Midway in June 1942.
Douglas W. Fuerstenau
Douglas W. Fuerstenau (born 1928) is an American mineral engineer, P. Malozemoff Professor Emeritus at UC Berkeley, elected to the National Academy of Engineering in 1976.
Douhe power station
Douhe power station (陡河发电厂) is a coal-fired power and heating plant in Tangshan, Hebei, China, owned by Datang International, replaced in 2025 by two 660 MW ultra-supercritical units.
Doune Castle
Doune Castle is a late 14th-century courtyard castle at Doune in Stirlingshire, Scotland, built for Robert Stewart, Duke of Albany, who ruled Scotland as regent.
Dounreay
Dounreay, in Caithness, Scotland, was the UK's fast breeder reactor research site from 1954, run by UKAEA and now the NDA/NRS; notable for the 1977 waste shaft explosion, beach radioactive particles, and major decommissioning.
Dounreay Fast Reactor
The Dounreay Fast Reactor was an experimental fast breeder reactor at Dounreay in northern Scotland, the world's first fast reactor to supply a national grid.
Douro hydroelectric cascade
The Douro hydroelectric cascade is the chain of run-of-river dams Portugal built on the Douro river, generating power and lifting vessels through locks between Porto and Spain.
DouZero
DouZero is an open-source reinforcement learning agent for DouDizhu, China's most popular card game, released in 2021 by Kwai Inc. and Texas A&M University and presented at ICML 2021.