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Technology and the built world

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Maritime Research Institute Netherlands

The Maritime Research Institute Netherlands (MARIN, Dutch: Maritiem Research Instituut Nederland) is an independent maritime research institute in Wageningen, the Netherlands, founded in 1932 as the Nederlandsch Scheepsbouwkundig Proefstation.

Maritime Safety Information

Maritime Safety Information (MSI) is the coordinated network of broadcasts carrying navigational and meteorological warnings, forecasts, and urgent safety messages that ships must be able to receive at sea under the GMDSS.

Maritime transport

Maritime transport, also called sea transport, is the movement of goods and passengers by sea in merchant ships, which carried 24.11 billion tonnes of freight in 2024, up 3.9 percent from 2023.

Maritime Union of Australia

The Maritime Union of Australia (MUA) is a trade union for waterside workers, seafarers, and port workers, formed in 1993 and amalgamated with the CFMEU in 2018.

Maritimes and Northeast Gas Pipeline

The Maritimes & Northeast Pipeline (M&NP) is a natural gas pipeline from Goldboro, Nova Scotia, to Dracut, Massachusetts, built in 1999 and now flowing in reverse.

Marjan Oil and Gas Field

Marjan (مرجان) is an offshore oil and gas field in the Arabian Gulf off northeastern Saudi Arabia, discovered in 1967, producing since 1973, and operated by Saudi Aramco.

Mark 48 torpedo

The Mark 48 (MK-48) is a submarine-launched heavyweight torpedo used by all classes of U.S. Navy submarines, first fielded in 1972 and also operated by Australia.

Mark 7 nuclear bomb

The Mark 7, code-named Thor, was an American implosion-type tactical nuclear bomb produced from 1952, the first carried by US Air Force and Navy fighters, serving until the late 1960s.

Mark 82 bomb

The Mark 82 (Mk 82) is a 500-pound US general purpose, free-fall bomb in the Mark 80 series, used in the Vietnam War, the Gulf War, and Afghanistan.

Mark 84 bomb

Mark 84: largest 2,000-pound-class US Mark 80 series low-drag general purpose bomb, 945 lb Tritonal/H-6 fill (BLU-117 uses PBXN-109), 129 in long, converted to GBU-10/24/31 precision weapons.

Mark A. Reed

Mark A. Reed, also known as Mark Reed, was an American electrical engineer and Yale professor who coined "quantum dot" and made the first single-molecule conductance measurement.

Mark Abene

Mark Abene, known as Phiber Optik, is an American information-security consultant and a leading figure in the early 1990s hacker underground as a founder of the Masters of Deception.

Mark Bezos

Mark Bezos is an American marketing executive who flew on Blue Origin's New Shepard first crewed flight on July 20, 2021, alongside his brother Jeff Bezos.

Mark Blenner

Mark Blenner is an American chemical and biological engineer who received the PECASE award and built a CRISPR editing toolkit for the oleaginous yeast Yarrowia lipolytica.

Mark Braverman

Mark Braverman (מארק ברוורמן), born 1984, is an Israeli theoretical computer scientist at Princeton University who developed information complexity, the interactive analog of Shannon's information theory, winning the 2022 Abacus Medal.

Mark Brongersma

Mark L. Brongersma is a materials scientist and nanophotonics researcher at Stanford University who coined the term "plasmonics" and studies metasurfaces that control light at the nanoscale.

Mark C. Hersam

Mark C. Hersam, also known as Mark Hersam, is an American materials scientist and nanotechnologist at Northwestern University, a MacArthur Fellow known for nanoelectronic materials and memtransistors.

Mark C.M. van Loosdrecht

Mark C.M. van Loosdrecht (born 1959) is a Dutch environmental biotechnologist at Delft University of Technology, known for wastewater treatment processes including SHARON, Anammox, and Nereda.

Mark D. Hollis

Mark Dexter Hollis (1908–1998) was an American sanitary engineer and Public Health Service rear admiral who directed the Communicable Disease Center, forerunner of the CDC.

Mark D. Maughmer

Mark D. Maughmer is an American aerodynamicist and professor of aerospace engineering at Penn State since 1984, known for airfoil and winglet designs employed on hundreds of production sailplanes.

Mark Davenport

Mark A. Davenport is an American electrical engineer and machine learning researcher, a professor at Georgia Tech who received the Presidential Early Career Award (PECASE).

Mark Finlayson

Mark A. Finlayson is an American computer scientist at Florida International University who studies natural language processing and narrative, winning a Presidential Early Career Award in 2025.

Mark G. Adamiak

Mark G. Adamiak is an American electric power systems engineer in digital protective relaying, synchrophasor measurement, and substation automation, elected to the National Academy of Engineering in 2012.

Mark G. Benz

Mark G. Benz is an American metallurgist and National Academy of Engineering member who spent 40 years at the GE Corporate Research and Development Center.

Mark Gurman (journalist)

Mark Gurman is an American technology journalist, Bloomberg's chief correspondent on Apple, known for breaking major Apple scoops since high school and writing the weekly Power On newsletter.

Mark Isalan

Mark Isalan is a synthetic biologist and Professor of Engineering Biology at Imperial College London, known for synthetic gene networks in bacteria and zinc-finger gene therapy work.

Mark IV tank

The Mark IV tank was a British heavy tank of the First World War, entering service in 1917 and the most produced tank of the conflict, with 1,220 built.

Mark J. O'Malley

Mark J. O'Malley is an Irish power-systems engineer, Leverhulme Professor of Power Systems at Imperial College London, known for integrating wind energy into power grids.

Mark Jerrum

Mark Jerrum is a theoretical computer scientist known for randomized algorithms for counting problems, including the 2001 FPRAS for the permanent, which won the 2006 Fulkerson Prize.

Mark Kendall (engineer)

Mark Kendall is an engineer and inventor best known for inventing the Nanopatch, a needle-free vaccine-delivery patch, and co-founding Vaxxas from the University of Queensland in 2011.