All articles starting with H
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Hopi mythology
Hopi mythology is the narrative and cosmological tradition of the Hopi of northeastern Arizona: the emergence through four world ages, the covenant with Maasaw, clan origin stories, prophecy, and restricted ceremonial knowledge held by clans and religious societies.
Hôpital Beaujon
Hôpital Beaujon, AP-HP hospital in Clichy (Hauts-de-Seine), France; short-stay adult CHU of GHU Nord – Université Paris Cité; opened 1935 as France's first monobloc high-rise hospital; digestive and head-neck-spine excellence; moving to Saint-Ouen in 2031.
Hôpital Cochin
Hôpital Cochin is a public university hospital in Paris belonging to Assistance publique – Hôpitaux de Paris, founded in 1780 by Jean-Denis Cochin, with sites at Cochin, Port-Royal, and Tarnier.
Hôpital Lariboisière
Hôpital Lariboisière (Hôpital Lariboisière – Fernand-Widal), AP-HP university hospital in Paris's 10th arrondissement. Inaugurated 1854, France's first pavilion-plan hospital, funded by comtesse Élisa de Lariboisière's bequest; architect Martin-Pierre Gauthier.
Hôpital Notre-Dame
Hôpital Notre-Dame, Montreal hospital founded 1880 by Dr Emmanuel Persillier-Lachapelle; first secular Francophone hospital in North America, at 1560 Sherbrooke Est, now part of CIUSSS Centre-Sud-de-l'Île-de-Montréal.
Hôpital Saint-Antoine
Hôpital Saint-Antoine, AP-HP public teaching hospital in Paris's 12th arrondissement, on the site of the 1198 abbaye Saint-Antoine-des-Champs; 665 beds, CRSA Inserm/Sorbonne research unit, AP-HP headquarters since 2022.
Hôpital Saint-Louis
Hôpital Saint-Louis is a public AP-HP teaching hospital in Paris's 10th arrondissement, founded by Henri IV's 1607 edict as a plague isolation hospital, birthplace of French dermatology, and a reference center for hematology, oncology, transplantation, and burns.
Hôpital Saint-Vincent-de-Paul (Paris)
Hôpital Saint-Vincent-de-Paul was a pediatric and maternity hospital of the Assistance publique–Hôpitaux de Paris in the 14th arrondissement of Paris, whose care was transferred elsewhere between 2010 and 2012.
Hôpital Tenon
Hôpital Tenon is a public teaching hospital of the Assistance Publique–Hôpitaux de Paris in the 20th arrondissement of Paris, opened in 1878, where singer Édith Piaf was born in 1915.
Hopiumforthemasses
Hopiumforthemasses (HOPIUMFORTHEMASSES) is Ministry's sixteenth studio album, released March 1, 2024 on Nuclear Blast, produced by Al Jourgensen, nine tracks with guests Jello Biafra and Eugene Hutz.
Hopkins Symptom Checklist
The Hopkins Symptom Checklist (HSCL) is a family of self-report questionnaires measuring depression and anxiety symptoms, used in clinical screening and psychiatric research since 1974.
Hoplerythrinus unitaeniatus
Hoplerythrinus unitaeniatus, the jeju or gold wolf fish (aimara), a South American trahira fish of the Erythrinidae that breathes air through a vascularized swimbladder across five major river basins.
Hoplias malabaricus
Hoplias malabaricus, the trahira, is a carnivorous freshwater fish widespread from northern to southern South America, known as a top predator important to artisanal fisheries.
Hoplite
Hoplites (ὁπλίται) were heavily armed Greek citizen infantry of the 8th–4th centuries BCE, fighting with the 2.5 m doru spear and double-grip aspis shield in the phalanx formation; central to Marathon, Plataea, and the debated 'hoplite revolution' thesis.
Hoplites
Hoplites Neumayr, 1875 is an extinct Albian ammonite genus (family Hoplitidae) with type species Ammonites dentatus, validated by ICZN Opinion 353; its hoplitid relatives define Boreal Realm biostratigraphy from Mexico to Iran.
Hoplobatrachus
Hoplobatrachus, tiger frogs or bullfrogs (Peters, 1863), a genus of six dicroglossid frog species native to Subsaharan Africa and South and Southeast Asia; H. tigerinus, the Indian bullfrog, is CITES Appendix II listed and invasive on the Andaman archipelago and Madagascar.
Hoplobatrachus tigerinus
Hoplobatrachus tigerinus, the Indian bullfrog (formerly Rana tigerina), is a large dicroglossid frog native to South Asian wetlands, Least Concern by IUCN, CITES Appendix II since 1985, and invasive in the Andamans, Madagascar, and Maldives.
Hoplosternum littorale
Hoplosternum littorale (brown hoplo, atipa, tamboatá), a callichthyid armored catfish from South America; air-breathing bubble-nest builder, up to 26.3 cm, invasive and established in Florida since 1995, valued food fish.
Hoplostethus mediterraneus
Hoplostethus mediterraneus, the Mediterranean slimehead or silver roughy (Cuvier, 1829), a benthopelagic Trachichthyidae fish of 100–1,463 m depth, circumtropical, IUCN Least Concern, trawl bycatch, lifespan about 11 years.
Hopman Cup
Hopman Cup, ITF's official mixed-nation tennis team event (one man, one woman per country; singles and mixed doubles). Founded 1989 in Perth, played there 1989-2019, revived 2023 in Nice, Canada champions 2025 in Bari.
Hopmann (lunar crater)
Hopmann is an 87.84-km IAU-approved impact crater on the Moon's far side at 51.01°S, 159.23°E, attached to northern Poincaré; Nectarian age, mare-flooded floor, terraced walls, swirl-magnetic anomaly.
HOPPECKE
HOPPECKE (Hoppecke Batterien GmbH) is a German family-owned manufacturer of industrial batteries, founded in Brilon in 1927, producing lead-acid, nickel-fiber, and lithium-ion batteries and reporting over €600 million in sales for 2024.
Hopper (microarchitecture)
Hopper is Nvidia's data center GPU microarchitecture named for Grace Hopper; it succeeds Ampere and powers the H100, H200, and GH200 superchip, and in December 2025 dominated the largest AI clusters.
Hopper car
A hopper car is a freight wagon with sloped sides and bottom openings that unloads bulk cargo such as coal, grain, ore, and cement by gravity or air pressure.
Hopper feed
Hopper feed is an ammunition feeding method where cartridges are dumped loosely into a hopper that aligns each one for feeding, attempted in firearms with little success.
Hopper Penn
Hopper Penn (Hopper Jack Penn), born 1993, is an American actor and producer, son of Sean Penn and Robin Wright, known for War Machine, Puppy Love, Flag Day, and Devil's Peak, plus Fendi modeling and a 2018 Nebraska drug arrest.
Hoppers (film)
Hoppers is a 2026 Disney-Pixar animated comedy directed by Daniel Chong, in which Mabel (Piper Curda) hops her mind into a robotic beaver to save Beaverton Glade; it opened March 6, 2026 to $88 million globally.
Hoppin' John
Hoppin' John, a South Carolina lowcountry pilaf of cowpeas (black-eyed peas), rice, and pork of West African origin; first printed in The Carolina Housewife (1847) and eaten on New Year's Day for good luck.
Hopping control
Hopping control is the robotics problem of making a one-legged robot hop in place, run at a set speed, and keep its balance, established by Marc Raibert.
Hopping robot for lunar exploration
A hopping robot for lunar exploration is a small robot that crosses the Moon's surface by ballistic jumps, reaching terrain that would trap wheeled rovers, such as boulder fields and crater walls.