All articles starting with H
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Halo (DC Comics)
Halo (Gabrielle Doe, originally Violet Harper merged with the alien Aurakle) is a DC Comics photokinetic superhero and original Outsiders member, created by Mike W. Barr and Jim Aparo in The Brave and the Bold #200 (July 1983), later adapted as Gabrielle Daou in Young Justice: Outsiders.
Halo (franchise)
Halo is Microsoft's military science fiction game franchise begun by Bungie, launched with Halo: Combat Evolved on Xbox in 2001, spanning games, novels, and TV under 343 Industries, later Halo Studios, now built on Unreal Engine 5.
Halo (optical phenomenon)
A halo, also called an icebow, is an atmospheric optical phenomenon in which ice crystals in high clouds bend sunlight or moonlight into rings, arcs, or pillars.
Halo (religious iconography)
A halo is a radiant circle or disk around the head of a holy person in religious art, appearing in Buddhist, Christian, Hindu, and Islamic imagery.
Halo (safety device)
Halo: titanium cockpit protection hoop mandatory in Formula 1 since 2018, developed by the FIA and Global Institute for Motor Sport Safety; withstood 15x car static load in tests, credited in Grosjean, Hamilton, and Zhou crashes; IndyCar uses the Aeroscreen instead.
Halo (Tiffany Day album)
HALO is Tiffany Day's second album, released April 3, 2026 on Broke Records; a 13-track, 36-minute hyperpop and electroclash pivot from her 2024 bedroom-pop debut Lover Tofu Fruit, produced with Jeff Melvin, Niles Forester, and Jack Hallenbeck.
Halo (TV series)
Halo (TV series): Paramount+ live-action adaptation of the Xbox games, also called Halo the Series, Silver Timeline. Developed by Kyle Killen and Steven Kane; two seasons, 2022 and 2024, canceled July 2024, later on Netflix.
Halo 2
Halo 2 is Bungie's 2004 Xbox first-person shooter sequel to Halo: Combat Evolved, known for its Xbox Live multiplayer with matchmaking and skill ranking, dual wielding, and $125 million first-day sales.
Halo 3
Halo 3 is Bungie's 2007 Xbox 360 first-person shooter closing the original Halo trilogy; Metacritic 94, 11 campaign missions, 16-player multiplayer, Forge and Theater, PC release in Master Chief Collection July 14, 2020.
Halo 3: ODST
Halo 3: ODST is a first-person shooter, released in 2009 for Xbox 360. This Bungie title is a side story set during Halo 2, where ODSTs search New Mombasa.
Halo 4
Halo 4 is a 2012 first-person shooter for Xbox 360 by 343 Industries, the first Halo game made without Bungie and the opening chapter of the Reclaimer Saga.
Halo 4: Forward Unto Dawn
Halo 4: Forward Unto Dawn is a 2012 American live-action science fiction web series directed by Stewart Hendler, released to promote the game Halo 4.
Halo 5: Guardians
Halo 5: Guardians is a 2015 Xbox One first-person shooter by 343 Industries and Microsoft Studios, continuing the Master Chief saga with Fireteam Osiris hunting Blue Team; 15-mission 4-player co-op campaign, Warzone 24-player multiplayer, REQ system, Metacritic 84.
Halo bias
Halo bias is the cosmological relation between the spatial distribution of dark matter haloes and the dark matter density field, quantifying how haloes cluster more strongly than matter itself.
Halo blight
Halo blight, also called bacterial halo blight, is a worldwide bean disease caused by Pseudomonas syringae pv. phaseolicola; seedborne, toxin-driven yellow halos, favored by cool humid weather, controlled with certified seed and rotation.
Halo effect
Halo effect, or halo error, a cognitive bias where a global impression or one trait (attractiveness, warmth) distorts judgments of unrelated attributes; coined by Thorndike 1920, demonstrated unconsciously by Nisbett and Wilson 1977.
Halo hairstyle
Halo hairstyle covers several hairdressing techniques: the halo braid (braids pinned around the crown), halo hair color (circular highlight bands, Alysa Liu's signature), the halo haircut (crown layers), and wire-based halo extensions.
Halo Infinite
Halo Infinite is 343 Industries' 2021 first-person shooter: free-to-play multiplayer launched November 15, 2021, open-world Zeta Halo campaign December 8, 2021, on Windows, Xbox One, and Series X/S.
Halo mass function
The halo mass function (HMF) is the comoving number density of dark matter halos per unit mass, a central prediction of structure formation models used to constrain cosmological parameters.
Halo nucleus
A halo nucleus is an atomic nucleus, usually near the neutron or proton drip line, in which weakly bound nucleons form an extended, dilute cloud around a compact core.
Halo occupation distribution
The halo occupation distribution (HOD) is a statistical model in cosmology giving the probability that a dark matter halo of a given mass contains a given number of galaxies.
Halo orbit
A halo orbit is a periodic, three-dimensional orbit around a Lagrange point, first used by the ISEE-3 spacecraft in 1978 and now used by the James Webb Space Telescope.
HALO Trust
The HALO Trust is a British humanitarian organization, incorporated in 1988, that clears landmines and explosive remnants of war; described by the US State Department as the world's largest mine clearance charity.
Halo Wars
Halo Wars (2009) is Ensemble Studios' Xbox 360 real-time strategy spin-off of Halo, set in 2531 aboard the UNSC Spirit of Fire; it sold over 2.5 million copies, scored 82 on Metacritic, and gained a 2017 Definitive Edition and sequel Halo Wars 2.
Halo Wars 2
Halo Wars 2 is a 2017 real-time strategy game by 343 Industries and Creative Assembly for Xbox One and Windows 10, set on the Ark against Atriox and the Banished, with the card-based Blitz mode.
Halo-gravity traction device
A halo-gravity traction device straightens severe spinal curves before surgery, using a halo ring pinned to the skull and weights that pull the head upward for weeks.
Halo-halo
Halo-halo (haluhalò), the Philippines' unofficial national dessert: shaved ice, evaporated milk, sweetened beans, fruit, jellies, and ube ice cream mixed in a tall glass. It grew from Japanese kakigōri-style mongo con hielo sold by pre-war Japanese settlers.
Halo: Campaign Evolved
Halo: Campaign Evolved is Halo Studios' Unreal Engine 5 remake of Halo: Combat Evolved's campaign, released July 28, 2026 on Xbox Series X|S, PC, Steam, and PS5, with 13 missions, 4-player cross-play co-op, and no PvP multiplayer.
Halo: Combat Evolved
Halo: Combat Evolved (Halo CE) is Bungie's 2001 sci-fi first-person shooter and Xbox launch title, starring Master Chief on a ring world; fastest million-unit console seller, remastered in 2011, remade as Halo: Campaign Evolved in 2026.
Halo: Combat Evolved Anniversary
Halo: Combat Evolved Anniversary is 343 Industries and Saber Interactive's 2011 Xbox 360 remaster of Halo: Combat Evolved, with switchable classic and remastered graphics, Reach-engine multiplayer, and a 2020 PC release in the Master Chief Collection.