All articles starting with M
36,687 articles
Machine-learning-designed metasurfaces
Machine-learning-designed metasurfaces are planar optical structures whose subwavelength meta-atoms are found by neural networks rather than manual design, enabling inverse design of lenses, holograms, and other devices.
Machine-learning-guided alloy discovery
Machine-learning-guided alloy discovery uses machine learning models, often combined with physics simulations and automated experiments, to search vast alloy composition spaces for targeted properties, most developed for high-entropy alloys where trial-and-error search is impractical.
Machine-readable passport
A machine-readable passport (MRP) is a passport whose biodata page carries a scannable Machine Readable Zone, defined by ICAO Doc 9303 and required of all countries since 2010.
Machine-Tractor Station
The machine-tractor station (машинно-тракторная станция, MTS) was a Soviet state enterprise that owned tractors and served collective farms under contract, from 1928 until its reorganization in 1958.
Machine-Tractor Stations
The Machine-Tractor Stations (MTS) were Soviet state enterprises that owned tractors and served the collective farms under contract, from the first station in 1928 until 1958, when their machinery was sold to the farms.
Machinedrum
Machinedrum is the best-known alias of Travis Stewart, an American electronic musician active since 1999 who became a central figure linking jungle and Chicago footwork after Room(s) (2011).
MachineGames
MachineGames is a Uppsala, Sweden studio founded in 2009 by ex-Starbreeze developers, owned by ZeniMax since 2010 and now under Xbox Game Studios. Known for the Wolfenstein reboot series and Indiana Jones and the Great Circle (2024), built on id Tech.
Machinga District
Machinga District (capital Machinga) is an agricultural district in Malawi's Southern Region, ISO MW-MH, bordering Balaka, Mangochi, and Zomba; about 85% of workers farm, poverty is 63.5%, and it has eight constituencies.
Machinima
Machinima, from machine and cinema, is filmmaking in real time inside video game engines, originating in Doom and Quake replays and Diary of a Camper, popularized by Red vs. Blue, with ongoing copyright and educational debates.
Machinima, Inc.
Machinima, Inc. was an American gaming multi-channel network on YouTube, founded in 2000 as Machinima.com by Hugh Hancock, briefly the most-viewed YouTube channel in 2013, acquired by Warner Bros. in 2016, and shut down by Otter Media in February 2019.
Machining
Machining, also known as machine cutting, is a subtractive manufacturing process that removes material from a solid workpiece by controlled cutting, abrasion, or erosion, producing parts such as turbine blades and engine components.
Machining center
A machining center is a numerically controlled machine tool that performs milling, boring, and tapping, changing tools automatically from a magazine under program control; the first was Kearney & Trecker's Milwaukee-Matic of 1958.
Machinist
A machinist is a skilled industrial worker who sets up and operates machine tools, such as lathes, milling machines, and grinders, to produce precision metal parts, instruments, and tools.
Machismo
Machismo is a Spanish word for masculinity, but in English it refers to an exaggerated stereotype of hypermasculinity attributed to Latin American men, popularized by US scholars.
Machiya
Machiya (町家) are traditional Japanese wooden town houses of merchants and artisans, built on narrow urban plots; the Kyoto examples, kyo-machiya, once housed much of the city's population.
MACHO
MACHO, short for massive astrophysical compact halo object, is a non-luminous compact object proposed as dark matter in the Milky Way halo, tested by microlensing surveys in the 1990s.
Machu Picchu
Machu Picchu (Machupicchu), a 15th-century Inca llaqta at 2,430 m in Peru, UNESCO mixed World Heritage site since 1983, presented to the world by Hiram Bingham in 1911, now capped at 4,500-5,600 daily visitors.
Machuca
Machuca is a 2004 Chilean historical drama directed by Andrés Wood, set in 1973 Santiago, about the friendship of two boys of different classes during a school integration experiment before the Pinochet coup; Chile's Oscar entry.
Maci Bookout
Maci Bookout (Maci Bookout McKinney), Chattanooga, Tennessee reality TV personality from MTV's 16 and Pregnant and Teen Mom OG (2009–2017, 73 episodes), later Teen Mom: The Next Chapter; married Taylor McKinney 2016; three children; author of Bulletproof.
Maciej Czyzowicz
Maciej Tomasz Czyżowicz (born 1962, Szczecin) is a Polish modern pentathlete, three-time Olympian and 1992 Barcelona team gold medalist, later a Denver fencing coach.
Maciej Lewenstein
Maciej Lewenstein, born in Warsaw in 1955, is a Polish theoretical physicist in quantum optics and ultracold atoms, best known for the 1994 Lewenstein model of high-harmonic generation.
Maciej Miechowita
Maciej Miechowita (1457–1523) was a Polish physician, geographer, and historian, eight-time rector of the Kraków Academy, whose Tractatus de duabus Sarmatiis pioneered the description of Eastern Europe.
Maciej Stryjkowski
Maciej Stryjkowski, also known as Motiejus Strijkovskis, was a Polish historian and poet whose 1582 Chronicle is the first printed history of the Grand Duchy of Lithuania.
Maciel Melo
Maciel Melo is a Brazilian forró singer-songwriter born in 1962 in Iguaraci, Pernambuco, known for "Caboclo Sonhador" and "Que nem vem-vem", a fixture of the Northeast's June festivals.
Macimorelin
Macimorelin (AEZS-130, Macrilen, Ghryvelin) is an oral ghrelin-mimetic tripeptide, GHSR agonist, FDA-approved in 2017 to diagnose adult growth hormone deficiency via a 0.5 mg/kg GH stimulation test.
Macintosh 128K
The Macintosh 128K, also known as the original Apple Macintosh, is the compact personal computer Apple released on January 24, 1984, the first commercially successful mouse-driven graphical-user-interface computer.
Macintosh Classic II
The Macintosh Classic II is an all-in-one compact Macintosh personal computer introduced by Apple in 1991, sold until 1993 and also rebadged as the Performa 200.
Macintosh File System
Macintosh File System (MFS) is the flat, single-directory file system Apple created for the original Macintosh, released in January 1984, and the predecessor of HFS.
Macintosh II
The Macintosh II is a modular personal computer Apple introduced in 1987 as the first expandable, color-capable Macintosh, with a Motorola 68020 processor and six NuBus expansion slots.
Macintosh Performa
Macintosh Performa, also called Mac Performa, was Apple Computer's consumer Macintosh line sold from September 1992 to August 1997, mostly renamed existing models sold through mass-market retailers.