Technology and the built world

Harry C. Gatos

Harry C. Gatos, full name Harry Constantine Gatos (1921–2015), was an American materials scientist at MIT who developed the science of electronic materials, especially gallium arsenide.

Harry Coover

Harry Coover (1917–2011) was an American chemist at Eastman Kodak who invented Super Glue, the cyanoacrylate adhesive patented in 1954, and received the National Medal of Technology in 2010.

Harry E. Bovay Jr.

Harry E. Bovay Jr. was an American civil engineer who founded Bovay Engineers in Houston and was elected to the National Academy of Engineering in 1978.

Harry E. Chesebrough (died 1998) was an American mechanical engineer at Chrysler Corporation who later headed Plymouth and SIMCA engineering and served as president of the Society of Automotive Engineers.

Harry E. Cook

Harry E. Cook is an American engineer and University of Illinois professor, elected to the National Academy of Engineering for contributions to phase transition theory and automotive materials.

Harry F. Olson

Harry F. Olson was an American acoustical engineer who directed acoustical research at RCA for nearly forty years and invented the velocity microphone, the cardioid microphone, and the air-suspension loudspeaker.

Harry George Drickamer

Harry George Drickamer, born Harold George Weidenthal, was an American chemical engineer who spent 56 years at the University of Illinois and pioneered pressure tuning spectroscopy.

Harry J. Dankowicz

Harry J. Dankowicz is a mechanical engineer and applied dynamicist who received a 2003 Presidential Early Career Award for research on nonsmooth dynamical systems and instability control.

Harry L. Tuller

Harry L. Tuller is an American materials scientist at MIT working in electroceramics and solid-state ionics; he joined MIT in 1975 and co-founded Boston MicroSystems, a silicon carbide MEMS company.

Harry L. Van Trees

Harry L. Van Trees (1930–2022) was an American engineer and educator known as a founder of detection and estimation theory, the statistical basis of communications, radar, and sonar.

Harry M. Conger

Harry M. Conger is the name shared by two mining engineers, father and son: Harry Milton Conger III, a Homestake Mining executive, and his son Conger IV, a Freeport-McMoRan executive.

Harry M. Red Conger IV

Harry M. "Red" Conger IV is an American mining engineer who was President and COO of the Americas at Freeport-McMoRan and elected to the National Academy of Engineering in 2019.

Oct 10, 2026

Harry Nyquist

Harry Nyquist, born Harry Theodor Nyqvist (1889–1976), was a Swedish-American electrical engineer at AT&T and Bell Labs known for the Nyquist rate, Johnson–Nyquist noise, and the Nyquist stability criterion.

Harry O. Monson

Harry O. Monson was an American engineer at Argonne National Laboratory and National Academy of Engineering member known for the Experimental Breeder Reactor II program.

Harry Reid International Airport

Harry Reid International Airport, formerly McCarran International Airport and renamed in 2021 for the Nevada senator, serves Las Vegas two miles from the Strip, handling nearly 55 million passengers in 2025.

Oct 10, 2026

Harry Ricardo

Harry Ralph Ricardo (1885–1974) was a British engine designer remembered for the 1917 British tank engine, the turbulent head for side-valve petrol engines, and Ricardo & Co. at Shoreham-by-Sea.

Harry Stonecipher

Harry Stonecipher, also known as Harrison Curtis Stonecipher, is an American aerospace executive who led McDonnell Douglas and served as Boeing's CEO from December 2003 until his 2005 resignation.

Harry W. Mergler

Harry Winston Mergler (born 1924) was an American electrical engineer at Case Western Reserve University who first linked a computer to a remote machine tool.

Hartbeespoort Dam

Hartbeespoort Dam is an arch-type concrete dam on the Crocodile River in the Magaliesberg, completed in 1923 as the first irrigation scheme of the Union of South Africa.

Hartebeesthoek Radio Astronomy Observatory

The Hartebeesthoek Radio Astronomy Observatory (HartRAO) is a radio astronomy and space geodesy facility near Johannesburg, South Africa, begun in 1961 as a NASA deep-space tracking station.

Hartland Covered Bridge

The Hartland Covered Bridge crosses the Saint John River at Hartland, New Brunswick, and is the world's longest covered bridge, opened in 1901 and covered in the 1920s.

Hartlepool nuclear power plant

Hartlepool nuclear power plant is a twin-reactor nuclear power station on the River Tees in North East England, generating with two advanced gas-cooled reactors since 1983.

Hartsfield–Jackson Atlanta International Airport

Hartsfield–Jackson Atlanta International Airport is Atlanta's primary airport, 7 miles south of downtown, ranked the world's busiest by passenger traffic since 1998 except in 2020.

Haruka (train)

Haruka (はるか) is a limited express train operated by West Japan Railway Company (JR West) between Kansai International Airport and Kyoto, debuting on 4 September 1994.

Harvard architecture

The Harvard architecture is a computer architecture holding instructions and data in separate memories with separate buses, allowing parallel access and contrasting with the von Neumann design.

Oct 22, 2026

Harvard Clean Energy Project

The Harvard Clean Energy Project was a Harvard computational chemistry program launched in December 2008 that screened 2.3 million molecules for organic solar cell materials.

Harvard Lomax

Harvard Lomax was an American aerodynamicist who spent fifty years at NASA's Ames Research Center and became a central figure in building computational fluid dynamics.

Harvard Mark I

The Harvard Mark I, built by IBM as the Automatic Sequence Controlled Calculator, was an electromechanical programmable computer delivered to Harvard University in 1944, counting among the world's first.

Harvest Alaska

Harvest Alaska is an Alaska midstream pipeline company, a Hilcorp subsidiary, operating crude oil and natural gas pipelines in Cook Inlet and on the North Slope.