All articles starting with E
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Eusebius
Eusebius of Caesarea, also called Eusebius Pamphili, was a Greek ecclesiastical historian and theologian, bishop of Caesarea in Palestine, whose Ecclesiastical History made him the father of church history.
Eusebius (pope)
Eusebius was the thirty-first bishop of Rome (pope), reigning from April to August in 308, 309, or 310, exiled to Sicily by Maxentius over readmitting lapsed Christians.
Eusebius of Emesa
Eusebius of Emesa (Syriac: ܐܘܣܒܝܣ ܚܡܨܝܐ, ca. 300–ca. 360) was bishop of Emesa, modern Homs in Syria, remembered for literal Genesis commentary and a doctrinal position scholars still debate.
Eusebius of Nicomedia
Eusebius of Nicomedia (died c. 341), leader of the 'Eusebians' (hoi peri Eusebion), was a fourth-century bishop of Berytus, Nicomedia, and Constantinople, Arius's chief patron, baptizer of Constantine, and leader of the anti-Nicene party; distinct from Eusebius of Caesarea.
Eusebius of Vercelli
Eusebius of Vercelli, a bishop who died in 371, was exiled for refusing to condemn Athanasius at the Council of Milan in 355 and joined monastic discipline to governing his diocese.
Eusexua
Eusexua is a coined word by FKA twigs meaning an ecstatic flow state, and the title of her third studio album EUSEXUA (Atlantic/Young, 24 January 2025), a 42:46 techno-inflected pop album produced with Koreless, scoring 87 on Metacritic and followed by EUSEXUA Afterglow.
Eusexua Afterglow
Eusexua Afterglow, also styled EUSEXUA Afterglow, is FKA twigs' fourth studio album, an 11-track, 40-minute sequel to 2025's Eusexua, released November 14, 2025 on Young/Atlantic after beginning as deluxe material.
Euskaltel–Euskadi
Euskaltel–Euskadi, also called Fundación Euskadi team, is a Basque UCI ProTeam cycling squad, fan-funded in 1994, orange-jerseyed, Basque-only rider policy, original team 1994–2013, revived, Landa returns 2027.
Euskirchen-Kreuzweingarten
Euskirchen-Kreuzweingarten, formerly Weingarten (Wingarden, 893), a district of Euskirchen, Germany, renamed 1926/27 for its Holy Cross veneration; known for the Alter Burgberg Iron Age ringwall, the Roman Eifel aqueduct section, a Roman villa, and the Heilig Kreuz parish church.
EuSn2As2
EuSn2As2 is a layered europium tin arsenide with Eu layers between SnAs bilayers, reported in 2017 as the first exfoliatable magnetic Zintl–Klemm phase and an axion-insulator candidate.
EUSO-Balloon
EUSO-Balloon was a balloon-borne ultraviolet telescope flown by the French space agency CNES from Timmins, Ontario, in August 2014 as a pathfinder for JEM-EUSO, recording the first downward-looking laser tracks at 38 km altitude.
EUSO-SPB2
EUSO-SPB2 (Extreme Universe Space Observatory on a Super Pressure Balloon 2) was a balloon-borne observatory testing detection of ultra-high-energy cosmic rays and neutrinos from near space in 2023.
Eusociality
Eusociality, also called eusocial behavior, is the most advanced animal social organization: colonies jointly raise young across overlapping generations, with sterile individuals serving fertile ones, as in ants and bees.
Eusporangiate and leptosporangiate sporangia compared
Eusporangiate and leptosporangiate sporangia are the two fern sporangium types: eusporangiate ones form from many cells and shed thousands of spores, leptosporangiate ones from a single cell.
Eusporangiate ferns
Eusporangiate ferns: ferns whose sporangia develop from multiple initial cells, covering Equisetales, Psilotales, Ophioglossales, and Marattiales; a non-monophyletic grouping contrasted with the single-initial, stalked sporangia of leptosporangiate ferns.
Eusporangium development
A eusporangium is a fern sporangium that develops from a group of cells rather than a single mother cell, with a several-layered wall, very large spore output, and no annulus.
Eustace
Eustace, also known as Eustasius, was the second abbot of Luxeuil in Burgundy and a disciple of the Irish missionary Columbanus, dying in 625 or 629.
Eustace Conway
Eustace Robinson Conway IV (born 1961), American naturalist and survivalist who left home at 17 for the Appalachians, founded Turtle Island Preserve near Boone, North Carolina, in 1987, and was the subject of Elizabeth Gilbert's 2002 book The Last American Man and the TV series Mountain Men.
Eustace Scrubb
Eustace Clarence Scrubb is a fictional boy in C.S. Lewis's Chronicles of Narnia, cousin of the Pevensies, appearing in The Voyage of the Dawn Treader, The Silver Chair, and The Last Battle; transformed into a dragon and reformed by Aslan, companion of Jill Pole.
Eustace Tilley
Eustace Tilley is the top-hatted, monocled dandy drawn by Rea Irvin for the first issue of The New Yorker in February 1925, peering at a butterfly through his monocle.
Eustachian salpingitis
Eustachian salpingitis (otosalpingitis, tubotympanitis) is inflammation of the Eustachian tube, ICD-11 AB10.2 and ICD-10 H68.0, causing ear pressure, soreness, and reduced hearing, usually after respiratory infection or allergy.
Eustachian tube
Eustachian tube (auditory, pharyngotympanic tube): passage linking middle ear to nasopharynx, named for Bartolomeo Eustachi. Ventilates, clears, and protects the middle ear; dysfunction subtypes are dilatory, baro-challenge-induced, and patulous.
Eustachius De Lannoy
Eustachius De Lannoy was a Dutch East India Company officer who, after his capture in 1741, reorganized and commanded the Travancore army for over three decades.
Eustaquio Palacios
José Eustaquio Palacios (1830–1898) was a Colombian writer, lawyer, educator, and journalist from Roldanillo, remembered for the historical novel El Alférez Real (1886), a portrait of colonial society in Santiago de Cali.
Eustathios of Thessaloniki
Eustathios of Thessaloniki (Εὐστάθιος Θεσσαλονίκης) was a Byzantine metropolitan of Thessalonica and classical scholar, born around 1115, whose Homeric commentaries are a monument of Byzantine scholarship.
Eustathius of Sebaste
Eustathius of Sebaste (c. 300 – after 377) was bishop of Sebaste in Pontus, credited by Sozomen as the founder of Anatolian monasticism and a spiritual guide of Basil of Caesarea.
Euston railway station
Euston railway station, also known as London Euston, is a central London terminus opened in 1837 as the capital's first mainline station, serving the West Midlands, North West, and Scotland.
Euston Square tube station
Euston Square, or Euston Square Underground station, is a London Underground station in Camden on Euston Road, served by the Circle, Hammersmith & City, and Metropolitan lines.
eustream
Eustream, a.s., is the Slovak gas transmission system operator, wholly owned by SPP Infrastructure, operating a 2,376 km pipeline network designed for about 90 bcm of annual Russian transit.
Eustress
Eustress is a positive stress response to worthwhile tasks, contrasting with negative distress. It produces a sense of achievement and can facilitate growth and high performance.