All articles starting with H

Heavy Petting Zoo

Heavy Petting Zoo (vinyl: Eating Lamb) is NOFX's sixth studio album, released January 1996 on Epitaph, produced by Ryan Greene and NOFX. Known for its controversial sheep cover art banned in Germany, it reached No. 63 on the Billboard 200.

Heavy quark effective theory

Heavy quark effective theory (HQET) is an effective field theory of quantum chromodynamics describing hadrons containing one heavy quark, treating it as a nearly static color source.

Heavy Rain

Heavy Rain is a 2010 interactive drama action-adventure game by Quantic Dream, published by Sony for PlayStation 3, directed by David Cage; four protagonists hunt the Origami Killer through a branching, QTE-driven narrative, later ported to PS4 and PC.

Sep 19, 2026

Heavy Rotation

"Heavy Rotation" (ヘビーローテーション) is the 17th single by the Japanese idol group AKB48, released in August 2010. It finished second on Oricon's 2010 yearly chart with 713,000 copies sold.

Heavy seed scenario

The heavy seed scenario is a model in which the first supermassive black holes, 10^4 to 10^5 solar masses, form directly from collapsing primordial gas clouds, without stars.

Heavy Serenade

Heavy Serenade (헤비 세레나데) is NMIXX's fifth EP and title track, released May 11, 2026 by JYP Entertainment. A MIXX POP song blending trance, acid, and drum-and-bass, with lyrics by HANRORO, following Blue Valentine (2025), peaking at #1 on Bugs.

Heavy tank

A heavy tank is a tank class defined by high combat weight and a breakthrough role, seen in World War II types like the Tiger and IS-2.

Sep 23, 2026

Heavy taxation of Jiangnan

Heavy taxation of Jiangnan (江南重赋) was the exceptionally high land-tax burden carried by the Ming Jiangnan prefectures, above all Suzhou and Songjiang, for three centuries.

Heavy Traffic

Heavy Traffic (1973) is Ralph Bakshi's second animated feature, produced by Steve Krantz for AIP. It follows 22-year-old cartoonist Michael Corleone in 1970s New York, mixing live action and animation; runtime 77 minutes.

Heavy water

Heavy water, or deuterium oxide (D2O), is water in which deuterium replaces ordinary hydrogen. It is best known as the moderator and coolant of Canadian CANDU reactors.

Heavy Weather (album)

Heavy Weather is Weather Report's seventh album, released March 1977 on Columbia. Its hit "Birdland" drove the jazz-fusion record to number 30 on the Billboard pop chart, gold and platinum sales, and a GRAMMY Hall of Fame induction.

Heavy Wings

Heavy Wings, a 1981 novel by the Chinese writer Zhang Jie, is set in the heavy industry sector at the start of reform and won the Mao Dun Literature Prize.

Heavy-duty pickup

A heavy-duty pickup is a full-size pickup truck in US Classes 2b and 3, built to tow and haul beyond light-duty trucks, led by Ford Super Duty, GM HD, and Ram HD models.

Heavy-fermion superconductivity in CeRh2As2

CeRh2As2 is a cerium-based heavy-fermion compound that superconducts near 0.26 K, known since 2021 for two superconducting phases of different parity switched by a magnetic field along its c axis.

Heavy-fermion superconductor

A heavy-fermion superconductor is an intermetallic compound, usually cerium or uranium based, where electrons with masses 50 to 1000 times normal pair magnetically rather than by phonons.

Heavy-hexagon code layout

The heavy-hexagon code layout, or heavy-hex, is a qubit connectivity arrangement with no qubit coupled to more than three neighbors, adopted by IBM Quantum in 2021.

Heavy-ion fusion

Heavy-ion fusion is a proposed inertial confinement fusion approach in which particle accelerators fire heavy-ion beams, rather than lasers, at fuel targets; it has been studied since the 1970s.

Heavy-tailed distribution

A heavy-tailed distribution is a probability distribution whose tail decays more slowly than any exponential, so extreme values occur far more often than in Gaussian or exponential models.

Heavyweight

Heavyweight is boxing's top professional weight division, open above cruiserweight with no upper mass limit. Covers its history from James Figg, weight-limit changes, championship statistics, and current titleholders Usyk, Dubois, Kabayel, and Gassiev.

Heavyweights

Heavyweights is a 1995 American family comedy directed by Steven Brill and co-written by Judd Apatow, about overweight boys at Camp Hope whose summer is upended by a fitness fanatic.

Oct 21, 2026

Heba

Heba: name of two ancient places, a Tabula Peutingeriana station in Syria identified with Iuliopolis (Pleiades 874525), and a Roman colony near Magliano in Etruria with earlier Etruscan occupation.

Hebah Patel

Hebah Patel is an Indian actress and model who works predominantly in Telugu cinema, best known for Kumari 21F (2015) and Odela Railway Station (2022).

Hebbia

Hebbia is a New York artificial intelligence company founded in 2020 by George Sivulka while a PhD student at Stanford; its Matrix platform searches and analyzes large collections of documents, primarily for institutional finance.

Hebbian theory

Hebbian theory, also called Hebbian learning or Hebb's rule, is the principle from Donald Hebb's 1949 book The Organization of Behavior that synapses strengthen when neurons repeatedly fire together.

Hebbuli (ಹೆಬ್ಬುಲಿ)

Hebbuli (ಹೆಬ್ಬುಲಿ, "huge tiger") is a 2017 Kannada action thriller directed by S. Krishna, starring Sudeep as para commando Ram investigating his IAS-officer brother's death; released 23 February 2017 on 400+ screens, with Amala Paul's Kannada debut and music by Arjun Janya.

Hebden Bridge

Hebden Bridge is a market town in the Calder Valley in West Yorkshire, England, within Calderdale, known for its stone mill buildings, steep valley setting, and independently owned shops.

Hebe (βη) (mythology)

Hebe (Ἡβη; Roman Juventas), Greek goddess of youth, daughter of Zeus and Hera, cupbearer of the gods who poured nectar until supplanted by Ganymede, later wife of Heracles and restorer of youth.

Hebe Tien (田馥甄)

Hebe Tien (田馥甄) is a Taiwanese Mandopop singer, a Hakka from Hsinchu County, who debuted in 2001 with S.H.E and went solo in 2010 with To Hebe; known for My Love's seven Golden Melody nominations, the hit 小幸運, and the independent-era albums Time Will Tell and The Land of Maybe.

Hebei (河北)

Hebei (河北) is a northern Chinese province surrounding Beijing and Tianjin, capital Shijiazhuang, area 188,000 km², population about 74 million; a major grain producer, half of global steel output, and part of the Beijing-Tianjin-Hebei coordinated development region.