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Aquarius (constellation)
Aquarius, the Water Bearer, is a large, faint zodiac constellation the Sun crosses from February 16 to March 11, best known for the Helix Nebula and globular cluster M2.
Aquarius Records (Canada)
Aquarius Records (Canada): Montreal independent record label founded 1969 by Terry Flood, Donald Tarlton and partners; home of April Wine, Corey Hart, Sass Jordan, Sum 41; distinct from the Croatian label and San Francisco record store.
Aquarius/Let the Sunshine In
"Aquarius/Let the Sunshine In" (Medley: Aquarius/Let the Sunshine In (The Flesh Failures)) is the 5th Dimension's 1969 Soul City single combining two songs from the musical Hair. Produced by Bones Howe, it spent six weeks at Billboard number one, won Record of the Year, and was 1969's best-selling single.
Aquas volaternas
Aquas Volaternas (Aquae Volaterranae), a thermal-bath station near Volterra in Etruria on the Tabula Peutingeriana, identified with Bagno al Morbo near Larderello, Tuscany, famed for healing waters in the Middle Ages and Renaissance.
Aquasella Festival
Aquasella Festival, also known as Aquasella, is an electronic dance music festival held every August since 1997 in Arriondas and Cangas de Onís, Asturias, Spain, drawing 80,000 attendees in 2026.
Aquashow
Aquashow (Aquashow Park) is a water and theme park in Semino, Quarteira, Algarve, Portugal, run by Celoli. Known for its 740 m Mack water coaster, 32 m free-fall slides, Aquashow Indoor park, and the 148-room Aquashow Park Hotel.
Aquasition Corp. (later KBS Fashion Group Limited)
Aquasition Corp., later KBS Fashion Group Limited, was a Marshall Islands blank-check company that acquired Chinese menswear maker KBS in 2014 and took the KBS name.
Aquaslash
Aquaslash is a 2019 horror comedy film directed by Renaud Gauthier. This Quebec-France coproduction premiered at the Fantasia International Film Festival in Montreal on July 29, 2019.
Aquasport Center
Aquasport Center is a surf school and sports venue in Atlanterra, Tarifa, Cádiz, Andalusia, Spain, on the Costa de la Luz near Playa de Atlanterra; distinct from the Val-d'Isère Aquasportif Center and Aquasport boats.
AQUATERRACE NISHIKIGAOKA
Aqua Terrace Nishikigaoka (アクアテラス錦ケ丘) is a small indoor aquarium opened July 18, 2015 on the 2F of Nishikigaoka Hillside Mall, Aoba-ku, Sendai, Japan, run by Dockwood, featuring freshwater fish, reptiles, and small animals in water-and-light themed zones.
Aquaterrarium
Акватераріум (aquaterrarium): an aquarium-terrarium enclosure for semi-aquatic amphibians and reptiles; also the Odesa Zoo exhibition hall opened 1987, 304 m2, damaged in the war with a repair project registered.
Aquatic adaptation physiology of gastropods
Aquatic adaptation physiology of gastropods studies how snails survive in oceans, brackish estuaries, freshwater, and hydrothermal vents, through ion transport, cellular volume regulation, and chemosynthetic symbionts.
Aquatic Ambience
Aquatic Ambience ("WATER MUSIC" in Japan) is David Wise's ambient underwater theme for Donkey Kong Country (1994), in C minor at 75 BPM, built by emulating a Korg Wavestation on SNES hardware over five weeks.
Aquatic and liana flora
Aquatic and liana flora: hydrophytes (waterlilies, lotus, Ruppia) and woody climbing plants (lianas) as grown in botanic garden living collections, notably Kew, Wuhan, Tsukuba, and UBC, for display, research, and ex situ wetland and canopy plant conservation.
Aquatic and wetland ferns
Aquatic and wetland ferns include free-floating genera such as Salvinia and Azolla and the rooted water-clover Marsilea; some, like giant salvinia, double their biomass in days and become serious invasive weeds.
Aquatic animal
Aquatic animal: any animal living mainly in water, from fish and crustaceans to whales. Key facts: water's buoyancy and chemistry shape adaptations; 195 million tonnes produced in 2024; 24% of freshwater species threatened.
Aquatic ape hypothesis
Aquatic ape hypothesis (AAH/AAT), proposed by Alister Hardy and popularized by Elaine Morgan, claims a semiaquatic human past explains hairlessness, fat, and descended larynx; rejected by paleoanthropologists as an unparsimonious umbrella hypothesis.
Aquatic Botanical Garden
Aquatic Botanical Garden (수생식물학습원), a Korean aquatic plant garden in Daecheong Lake Garden, Okcheon, Chungcheongbuk-do, showing native and tropical water plants; reservations required, closed Sundays and January-February.
Aquatic ecosystem
Aquatic ecosystem: water-based ecological system of organisms and their environment, spanning freshwater (rivers, lakes, wetlands) and marine realms; defined by flexible boundaries, food webs, nutrient cycling, and pressures from eutrophication, climate change, and overfishing.
Aquatic fern
Aquatic ferns are ferns of the order Salviniales that float on or root in fresh water, the only heterosporous ferns, with roughly 70 species in two families.
Aquatic plant
Aquatic plants (hydrophytes, macrophytes) are plants adapted to water, in emergent, floating-leaved, free-floating, and submerged forms. Derived from terrestrial ancestors, they use bicarbonate-based carbon uptake, provide habitat and water-quality benefits, and are managed as invasive nuisances.
Aquatic Sciences
Aquatic Sciences is a peer-reviewed Swiss journal covering limnology, hydrology, and aquatic research, published by Springer; it continues the Swiss Journal of Hydrology, founded in 1920.
Aquatic Therapy
Aquatic therapy, also called pool or water therapy, is physical therapy performed in water using buoyancy, hydrostatic pressure, viscosity, and warmth; it traces to ancient baths and Warm Springs, with outcomes generally comparable to land-based exercise.
Aquatic toxicology
Aquatic toxicology is the study of the effects of pollutants on fish, invertebrates, algae, and aquatic environments, studied at levels from cells to ecosystems and underpinning environmental risk assessment.
Aquatics (marathon swimming)
Marathon swimming (open-water swimming), a World Aquatics discipline: 10 km Olympic mass-start races for men and women since Beijing 2008; World Championship 5, 10, 25 km since 1991 Perth.
Aquatint
Aquatint is an intaglio printmaking technique that creates tonal areas resembling watercolor washes, refined in eighteenth-century Britain and used by Francisco Goya in his great print cycles.
Aquaworld Aquarium
Aquaworld Aquarium (Aquaworld Aquarium & Reptile Rescue Centre), Hersonissos, Crete: small rescue aquarium and reptile centre founded by John McLaren in 1995, Crete's first public aquarium; distinct from the Sacramento discus-hatchery namesake.
Aque Ange
Aque Ange (Aquae Angae), a thermal station on the Tabula Peutingeriana in Bruttium, Calabria, between Temsa and Annicia; traditionally identified with Bagni di Caronte near Nicastro, alternatively with the Roman baths of Acconia di Curinga.
Aqueduct (bridge)
An aqueduct bridge, or navigable aqueduct, is a water bridge carrying a canal over a river, road, or valley so boats can cross above the obstacle.
Aqueduct (water supply)
An aqueduct is a conduit that carries water from a source to a distant city by gravity along a gentle slope, as in ancient Rome's system.