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Hermes Oil and Gas Field
Hermes is an offshore oil field in the North Carnarvon Basin, north-west Western Australia, one of four CWLH fields in the North West Shelf Oil Project, producing since 1997.
Hermeus
Hermeus is an American defense aviation company founded in 2018 that develops hypersonic aircraft through rapid prototyping, including the Quarterhorse drones, which went supersonic in 2026.
Hermod (crane vessel)
Hermod was a semi-submersible crane vessel built in Japan in 1978 for Heerema Marine Contractors, with a tandem lift capacity of 8,100 tonnes; it retired in 2017 and was recycled in China.
Hero (loitering munition)
Hero is a family of canister-launched loitering munitions developed by Israel's UVision since 2011, ranging from a man-portable 3 kg model to a 155 kg, 200 km-class weapon.
Hero Future Energies
Hero Future Energies is the renewable energy arm of India's Hero Group, founded in 2012 and headquartered in London, with a global portfolio of 7.7 GWp.
Hero Honda CD 100
The Hero Honda CD 100 was a 100 cc commuter motorcycle produced in India from 1985 to 2004, establishing itself as the template for Indian commuter bikes.
Hero MotoCorp
Hero MotoCorp, formerly Hero Honda Motors, is an Indian motorcycle and scooter manufacturer based in New Delhi and the world's largest by volume. It began in 1984 as a joint venture with Honda.
Heroku
Heroku is a platform-as-a-service, launched in 2007 and owned by Salesforce since its 2010 acquisition for $212 million, that lets developers deploy web applications by pushing code with Git.
Heron Power
Heron Power, formerly Accelerate Power Co., is a Scotts Valley, California startup founded in 2024 by former Tesla executive Drew Baglino that develops solid-state transformers for data centers and the grid.
Heron Tower
Heron Tower, often called Salesforce Tower after its largest tenant, is a 46-storey office skyscraper at 110 Bishopsgate in the City of London, completed in 2011 as the City's tallest building.
Herotel
Herotel is a South African telecommunications company that builds and operates fixed wireless and fiber-to-the-home networks in over 500 towns, owned by Vumatel since June 2026.
Herrenknecht
Herrenknecht AG is a German family-owned company in Schwanau, Baden-Württemberg, founded by Martin Herrenknecht in 1977, that builds tunnel boring machines; it holds an estimated 19 percent share of the global TBM market.
Hertzian contact
Hertzian contact is the frictionless, non-adhesive contact between curved elastic solids touching at a point or line, as in bearings, gear teeth, and railway wheels.
Herzog & de Meuron
Herzog & de Meuron is a Swiss architecture practice founded in Basel in 1978 by Jacques Herzog and Pierre de Meuron, winners of the 2001 Pritzker Prize.
HESA
HESA is a government-owned Iranian aerospace manufacturer based in Isfahan that produces military and civilian aircraft and UAVs, and is sanctioned by the US, EU, and UK.
HESA Saeqeh
The HESA Saeqeh, also spelled Sa'eqeh or Saegheh, is an Iranian single-seat jet fighter built by HESA as a derivative of the Northrop F-5E Tiger II, distinguished by twin outward-canted vertical tails.
HESA Shahed 136
The HESA Shahed 136 (شاهد ۱۳۶), called the Geran-2 in Russia, is an Iranian delta-winged one-way attack drone used by Russia against Ukraine since 2022.
Hesai Technology
Hesai Technology (禾赛科技) is a Chinese LiDAR company founded in Shanghai in 2014, listed on Nasdaq in 2023, and ranked first in global automotive lidar revenue by Yole Group.
Hesco bastion
The Hesco bastion, formally the Concertainer, is a foldable steel-mesh barrier filled with soil or sand, used for flood control, erosion control, and military fortification.
Heshan power station
Heshan power station (大唐桂冠合山发电厂), also called Datang or Guiguan Heshan, is a coal-fired power station in Laibin, Guangxi, China, founded in 1967 with 1,330 MW today.
Heshui Shale Oil Field
The Heshui Shale Oil Field is a shale and tight oil development in the Ordos Basin in Gansu Province, China, operated by PetroChina's Changqing Oilfield Company from the Triassic Chang 7 member.
Heshuyuan power station
Heshuyuan power station (梅县荷树园发电厂) is a 1,470 MW coal-fired power station in Meizhou, Guangdong, China, owned by Guangdong Baolihua Electric Power and known for burning coal gangue waste.
Hesitant fuzzy sets
A hesitant fuzzy set assigns each element a set of possible membership degrees instead of one, letting evaluators express hesitation. Vicenç Torra introduced it in 2009.
Hess Corporation
Hess Corporation, formerly Amerada Hess Corporation, was an American oil and gas exploration and production company, incorporated in 1920 and acquired by Chevron in 2025.
Hess Midstream
Hess Midstream (NYSE: HESM) is a fee-based midstream energy company formed by Hess in 2014, serving Hess and third-party customers in the Bakken shale of North Dakota.
Het Steen
Het Steen is a medieval fortress on the Scheldt waterfront in Antwerp, Belgium, the city's oldest preserved building, which served as a prison for over five centuries.
HETE (satellite)
HETE, the High Energy Transient Explorer, was a series of two small NASA satellites designed to detect and localize gamma-ray bursts; HETE-2 launched in 2000 and operated until 2008.
HETE-2
HETE-2 (High Energy Transient Explorer 2) was a small astronomical satellite built by MIT that detected gamma-ray bursts from 2000 until 2008, transmitting burst positions to ground observers within seconds.
Hetero-deformation-induced strengthening
Hetero-deformation-induced (HDI) strengthening is a strengthening and work-hardening mechanism in metals mixing soft and hard zones, where dislocation pileups create back stress, raising yield strength while sustaining ductility.
Heterodyne
Heterodyne, or heterodyning, is the process of combining two signals of different frequencies to produce sum and difference frequencies, the basis of the superheterodyne receiver.