All articles starting with M
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Metal detector
A metal detector is an electronic instrument that senses metal via electromagnetic induction, used for security screening, treasure hunting, demining, and food safety since the 1870s.
Metal Eden
Metal Eden: cyberpunk single-player FPS by Reikon Games (Ruiner), published by Deep Silver, released September 2, 2025 on PC, PS5, Xbox Series X|S. Hyper Unit ASKA rips enemy cores in Moebius; Doom-like arena combat, 5-6 hour campaign.
Metal enrichment of the intergalactic medium
Metal enrichment of the intergalactic medium is the dispersal of heavy elements forged in stars into the gas between galaxies, measured mainly through absorption lines in quasar spectra.
Metal evaporated tape
Metal evaporated tape, or ME tape, is a magnetic recording tape with an evaporated cobalt-nickel film, first commercialized in 1979 and best known for the Hi8 video format.
Metal exsolution catalysts
Metal exsolution catalysts are oxide materials, usually perovskites, whose doped metal cations exsolve under reducing conditions as nanoparticles partly embedded in the surface, used in fuel cells and electrolysis.
Metal exsolution from perovskites
Metal exsolution from perovskites is a process in which metal cations incorporated in a perovskite oxide migrate to the surface under reducing conditions, forming stable, socketed metal nanoparticles for catalysis.
Metal exsolution in perovskite electrodes
Metal exsolution is the process where metal cations in a perovskite oxide electrode are reduced and emerge as socketed catalytic nanoparticles on the surface, used in solid oxide cells.
Metal fabrication
Metal fabrication is the set of industrial processes that turn raw metal stock into finished parts and assemblies by cutting it to shape, forming it, joining the pieces, and finishing the result.
Metal factor (geophysics)
The metal factor (MF) is an induced polarization parameter in geophysics, defined as percent frequency effect or chargeability divided by resistivity, with units of conductivity.
Metal foam
A metallic foam is a cellular material of solid metal, often aluminum, filled with gas-filled pores, used in aerospace, automotive, and biomedical engineering for its light weight and energy absorption.
Metal Forth
Metal Forth is BABYMETAL's fourth original album, released August 8, 2025 on Capitol Records; a 10-track, 35-minute collaboration-heavy record with Poppy, Electric Callboy, Spiritbox, and Tom Morello that debuted at No. 9 on the Billboard 200, a first for a Japanese act.
Metal fume fever
Metal fume fever, also called zinc fever or Monday morning fever, is a self-limited influenza-like illness from inhaling metal oxide fumes, chiefly zinc oxide from welding galvanized steel; onset 3-10 hours, resolution 12-48 hours, with weekend-loss tolerance.
Metal Galaxy
Metal Galaxy is Babymetal's third studio album, released worldwide October 11, 2019, its first as a duo after Yuimetal's 2018 departure. A concept album about a spaceship odyssey to the metal galaxies, it features guests F. Hero, Alissa White-Gluz, Joakim Brodén, and Polyphia's Tim Henson and Scott LePage.
Metal Gear
Metal Gear (メタルギア) is Konami's stealth action franchise created by Hideo Kojima, debuting 1987 on MSX2; Metal Gear Solid (1998) made it a global hit with 60+ million copies sold.
Metal Gear (video game)
Metal Gear is a 1987 military action-adventure game designed by Hideo Kojima and released by Konami for the MSX2 in Japan, credited as the first stealth game.
Metal Gear 2: Solid Snake (メタルギア2 ソリッドスネーク)
Metal Gear 2: Solid Snake (メタルギア2 ソリッドスネーク) is Hideo Kojima's 1990 MSX2 stealth game for Konami, the second Metal Gear, in which Solid Snake infiltrates Zanzibar Land to rescue Dr. Kio Marv.
Metal Gear Acid
Metal Gear Acid (METAL GEAR AC!D), Konami's 2005 PSP turn-based card-based stealth strategy spinoff starring Solid Snake and Teliko; sequel Metal Gear Acid 2 (2006) added the Solid Eye 3D peripheral.
Metal Gear Rising: Revengeance
Metal Gear Rising: Revengeance (メタルギア ライジング リベンジェンス) is a 2013 hack-and-slash Metal Gear spin-off starring cyborg ninja Raiden, developed by PlatinumGames with Kojima Productions, published by Konami, set in 2018 after MGS4.
Metal Gear Solid (メタルギアソリッド) (1998 video game)
Metal Gear Solid (メタルギアソリッド) is Konami's 1998 PlayStation stealth game, the third Metal Gear and first full-3D entry, directed by Hideo Kojima with art by Yoji Shinkawa, set on Shadow Moses against Liquid Snake and Metal Gear Rex.
Metal Gear Solid 2: Sons of Liberty (メタルギアソリッド2 サンズ・オブ・リバティ)
Metal Gear Solid 2: Sons of Liberty (メタルギアソリッド2) is a 2001 Konami PS2 stealth game by Hideo Kojima; Metascore 96, nearly cancelled after 9/11, divisive Raiden twist, later reappraised as prophetic postmodern classic.
Metal Gear Solid 3: Snake Eater (メタルギアソリッド3 スネークイーター)
Metal Gear Solid 3: Snake Eater (メタルギアソリッド3 スネークイーター) is Konami's 2004 PlayStation 2 stealth game by Hideo Kojima, set in 1964, known for camouflage, stamina, and cure systems; remade as MGS Delta in 2025.
Metal Gear Solid 4: Guns of the Patriots
Metal Gear Solid 4: Guns of the Patriots is a 2008 stealth action game by Kojima Productions for PlayStation 3, starring an aged Solid Snake.
Metal Gear Solid Delta: Snake Eater
Metal Gear Solid Delta: Snake Eater (MGS Δ) is Konami's 2025 Unreal Engine 5 remake of the 2004 PS2 stealth classic Metal Gear Solid 3, released August 28, 2025 on PS5, Xbox Series X|S, and Steam with New/Legacy styles and FOX HUNT multiplayer.
Metal Gear Solid HD Collection
Metal Gear Solid HD Collection (HD Edition in Japan), 2011 Bluepoint Games remaster of MGS2, MGS3, and Peace Walker for PS3, Xbox 360, and Vita; 1080p, transfarring, MSX Metal Gear 1 and 2 bonuses; Vita version omits Peace Walker.
Metal Gear Solid V: Ground Zeroes
Metal Gear Solid V: Ground Zeroes is Kojima Productions' 2014 stealth prologue to The Phantom Pain, set in 1975 at Cuba's Camp Omega, where Big Boss rescues Paz and Chico; released March 2014 on PS4, PS3, Xbox 360, Xbox One, and PC, priced $29.99, and controversial for its short length.
Metal Gear Solid V: The Phantom Pain
Metal Gear Solid V: The Phantom Pain (MGSV: TPP) is Kojima Productions' 2015 open world stealth game for PS4, PS3, Xbox One, 360, and PC, set in 1984 Afghanistan and Africa, with Fulton recruitment, Mother Base, FOB PvP, and no required micro-transactions.
Metal Gear Solid: Peace Walker
Metal Gear Solid: Peace Walker is a 2010 stealth action game by Kojima Productions for the PSP, following Naked Snake as he builds a private army in Costa Rica.
Metal Gear Solid: Portable Ops
Metal Gear Solid: Portable Ops (メタルギアソリッド ポータブル・オプス), 2006 Kojima Productions PSP stealth game set in 1970 after MGS3; introduced squad recruitment, Wi-Fi recruiting, and spawned Portable Ops Plus; Metacritic 87, non-canon per Kojima.
Metal Gear Solid: The Legacy Collection
Metal Gear Solid: The Legacy Collection (メタルギアソリッド レガシーコレクション) is Konami's 2013 PS3-exclusive, two-disc 25th-anniversary compilation of eight mainline Metal Gear games plus Ashley Wood graphic novels, released July 2013 in Japan and North America.
Metal Gear Solid: The Twin Snakes
Metal Gear Solid: The Twin Snakes is a 2004 GameCube remake of the 1998 Metal Gear Solid, developed by Silicon Knights with Konami, adding MGS2 mechanics and Kitamura-directed cutscenes while keeping the original's levels and story.