519,064 articles
Aphrodite Terra
Aphrodite Terra is Venus' largest highland, an equatorial continent-sized upland named for the Greek love goddess, IAU-approved 1979. It spans over 15,000 km, mean elevation 3 km, and comprises Ovda, Thetis, and Atla Regiones.
Aphrodite's Child
Aphrodite's Child: Greek rock band formed May 1968 in Paris by Vangelis Papathanassiou, Demis Roussos, and Lucas Sideras, with guitarist Silver Koulouris. Hits "Rain and Tears" and "It's Five O'Clock"; final 1972 double concept album 666, based on Revelation, became a progressive rock landmark.
Aphrodites (Oros)
Aphrodites (Oros), also Wadi Menih el-Heir, was a Roman praesidium and well station on Egypt's Coptos–Berenike desert road, founded 76/77 CE by prefect Iulius Ursus, occupied 1st–3rd and 4th–5th centuries CE, distinct from Aphrodites Nesos island.
Aphroditopolis/Aphrodito
Aphroditopolis/Aphrodito: ancient Egyptian town at modern Kom Ishqaw, Upper Egypt, famed for the Byzantine Dioscorus archive and the early Islamic Kurrah papyri; distinct from Atfih.
Aphroditopolite Nome
The Aphroditopolite Nome (Egyptian Pr-Wadjet, House of Wadjet) was a province of ancient Upper Egypt whose capital was Aphroditopolis, modern Kom Ishgau, on the western bank of the Nile.
Aphrophoridae
Aphrophoridae, aphrophorid spittlebugs, is a worldwide family of Cercopoidea froghoppers (about 930 species, ~160 genera) whose xylem-feeding nymphs live in foamy spittle masses; Philaenus spumarius vectors Xylella fastidiosa.
Aphsad inscription of Adityasena
The Aphsad inscription of Adityasena (अप्षाड शिलालेख) is a stone inscription of the Later Gupta king Adityasena, found at Aphsad in Bihar and now held in the British Museum.
Aphthous stomatitis
Aphthous stomatitis (recurrent aphthous stomatitis, canker sores) is the most common oral mucosal ulcer disease, affecting 5-25% of people, with minor, major, and herpetiform forms, unknown cause, and symptomatic topical treatment.
Aphui Mound
Aphui Mound, officially "Mound called chauki", is a 10-12 foot brick-strewn archaeological mound in Aphui village, Khaga tehsil, Fatehpur district, Uttar Pradesh; a centrally protected ASI monument on the old Kanauj-Prayag road.
Aphytis
Aphytis (Ἄφυτις), also Aphyte or Aphytos, an ancient Greek polis on the Pallene peninsula of Chalcidice under modern Athytos; Eretrian colony of the 8th century BC, famed for its oracle of Zeus Ammon at Kallithea, member of the Delian and Chalkidean leagues, destroyed by a late 4th-century BC earthquake.
API
An API, or application programming interface, is a contract that lets software programs communicate, most commonly over HTTP, with REST dominant and GraphQL, gRPC, and webhooks also widely used.
Api (landform)
Api is a 7,132 m peak in the Gurans Himal, far northwest Nepal, Darchula district, within Api Nampa Conservation Area. First climbed 10 May 1960 by a Japanese expedition; a 1954 Italian attempt cost three lives.
API 1104
API 1104 is the American Petroleum Institute's welding standard for pipelines, first published in 1953 and described as the most widely used pipeline welding standard in the world.
API 5L
API 5L is the American Petroleum Institute specification for seamless and welded steel line pipe in petroleum and natural gas pipelines, first published in 1924 as API's first standard.
API ammunition
API (armor-piercing incendiary) ammunition combines a hardened core with an incendiary charge that ignites on impact, used militarily in rifle rounds up to .50 caliber and 30 mm.
API gravity
API gravity, also called Degree API, is a scale in degrees expressing the density of liquid petroleum products relative to water, with fresh water at 10 degrees.
Api m 9
Api m 9 is the IUIS-designated honey bee (Apis mellifera) venom serine carboxypeptidase allergen, 60 kDa, venom-duct origin, minor allergen with limited IgE data, UniProt C9WMM5.
Api Mons
Api Mons is a 190-km-diameter shield volcano on Venus at 38.9°N, 54.7°E, northeast of Bell Regio, named for a Scythian earth goddess and IAU-approved in 1985.
API Recommended Practice 754
API Recommended Practice 754 (API RP 754) is a voluntary American Petroleum Institute standard defining leading and lagging process safety indicators in four tiers, first issued in 2010.
API RP 2A
API RP 2A is the American Petroleum Institute's recommended practice for planning, designing, and constructing fixed offshore platforms, first issued in 1969 and used as the basis for US regulation in federal waters.
API testing
API testing is the practice of verifying that an application programming interface behaves as intended, covering functional, integration, contract, performance, and security testing across the development lifecycle.
API-CALF trial
API-CALF (NCT04981327) is a phase 3 Geneva-sponsored trial testing apixaban 2.5 mg versus 5 mg twice daily after a 7-day 10 mg lead-in for isolated distal (calf) deep vein thrombosis, 1,300 patients, 3 months treatment.
Apia
Apia, capital and main port of Samoa on Upolu's north coast, 40 km from Faleolo airport; 35,974 residents (2021); site of the 1918 Talune influenza disaster, Black Saturday 1929, and independence in 1962.
Apiaceae
Apiaceae, also known as Umbelliferae, is the carrot or parsley family, a family of aromatic flowering herbs whose flowers grow in umbrella-shaped clusters called umbels.
Apiales
Apiales, also known as Araliales, is an order of flowering plants containing the carrot family Apiaceae and the ginseng or ivy family Araliaceae, along with five smaller families.
Apiary
Apiary: a site where beehives of managed honey bees are kept for honey, wax, and pollination; from ancient Tel Rehov and Egyptian apiculture to migratory beekeeping, carbon footprints, and disease biosecurity.
Apiashal
Apiashal is an early Assyrian ruler known only from later copies of the Assyrian King List, where he is the last of seventeen "kings who lived in tents".
Apical junction component
Apical junction component: proteins of the epithelial apical junctional complex (tight junction plus adherens junction), including claudins, occludin, ZO scaffolds, and the annotated protein AJM1 (apical junction component 1 homolog), which mediate adhesion, barrier, and polarity.
Apical membrane antigen 1
Apical membrane antigen 1 (AMA1, Pf83/Pk66) is an essential polymorphic Plasmodium merozoite protein that binds RON2 to drive erythrocyte invasion; a leading malaria blood-stage vaccine candidate limited by strain-specific immunity.
Apichatpong Weerasethakul
Apichatpong Weerasethakul (อภิชาติพงศ์ วีระเศรษฐกุล), Thai independent filmmaker and artist, Palme d'Or winner for Uncle Boonmee (2010), Cannes Jury Prize winner for Tropical Malady and Memoria, founder of Kick the Machine.