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All articles starting with P

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Padua Chasmata

Padua Chasmata is a 1,025-km chasmata system on Saturn's moon Dione, centered at 17.70°N, 247.17°W, IAU-approved in 2008. A Wispy Terrain fault system with a ~23° scarp slope and crystalline-ice exposures.

Paducah Gaseous Diffusion Plant

The Paducah Gaseous Diffusion Plant is a former uranium enrichment facility in McCracken County, Kentucky, that enriched uranium by gaseous diffusion from 1952 to 2013.

Paducah, Kentucky

Paducah, Kentucky: county seat of McCracken County on the Ohio-Tennessee river confluence, founded by William Clark in 1827, population 27,137 (2020), a UNESCO Creative City known for quilting, floodwall murals, and river heritage.

Paduka Pahala

Paduka Pahala (巴都葛·叭哈喇) was the East King of Sulu who died in Dezhou, China, in 1417 while returning from a tribute mission to the Yongle Emperor.

Padutha Theeyaga (film)

Padutha Theeyaga (పాడుతా తీయగా), 1998 Telugu musical romantic drama directed by Kranthi Kumar, starring Vineeth and Heera Rajagopal, produced by Ramoji Rao's Ushakiran Movies, music by Mahesh Mahadevan; distinct from the ETV singing show of the same name.

Padya

Padya, or padyam, is the classical metrical verse form of Telugu poetry: a stanza, usually of four lines, governed by chandassu and first used by Nannaya in the 11th century.

Padya natakam

Padya natakam (Telugu: పద్యనాటకం, "verse play") is a Telugu musical theater form in which metrical padyams sung to classical ragas carry the dialogue, alongside spoken parts.

Pae Gil Su

Pae Gil Su (배길수, born 1972), North Korean artistic gymnast; tied Vitaly Scherbo for 1992 Olympic pommel horse gold, first DPRK Olympic gymnastics champion, and three-time world pommel horse champion (1992, 1993, 1996).

Paean

A paean was originally a Greek healing god later equated with Apollo and Asclepius, and the choral song addressed to them, from which English derives its word for joyful praise.

Paecilomyces

Paecilomyces is a Eurotiales mold genus (Bainier 1907, type P. variotii) once broadly defined; after molecular reclassification its clinical species became Purpureocillium lilacinum and entomopathogens moved to Isaria.

Paedae

Paedae, born Faisal Hakeem and also recording as Omar Sterling, is a Ghanaian rapper from Tema who co-founded and leads the hip hop and hiplife duo R2Bees with his cousin Mugeez.

Paedagogium

Paedagogium: Domitianic building on the SW slope of Rome's Palatine Hill, usually identified as a school and residence for enslaved imperial servants, known from graffiti including the Alexamenos graffito and the Severan marble plan.

Paediatric anaesthesia

Paediatric anaesthesia (pediatric anesthesia) is the anesthesiology subspecialty for neonates, infants, and children, defined by developmental airway, cardiovascular, and pharmacologic differences, weight-based dosing, and safety guidelines from the AAP, ESAIC, and Royal College of Anaesthetists.

Paediatric type follicular lymphoma

Paediatric type follicular lymphoma (PTFL), also called pediatric-type FL, ICD-11 2A80.4, is a rare indolent B-cell lymphoma of children and young adults, t(14;18)-negative, MAP2K1/TNFRSF14/IRF8-mutant, usually cured by excision alone.

Paektu Mountain (백두산)

Paektu Mountain (백두산), also Changbaishan or Tianchi, is a 2,750 m active stratovolcano on the North Korea–China border with the caldera Lake Chon, site of the huge 946 CE Millennium Eruption, volcanic unrest in 2002–2006, and UNESCO biosphere reserve and geopark designations.

Paella

Paella (paella valenciana) is a Valencian rice dish cooked in a wide two-handled pan, with ten canonical ingredients including chicken, rabbit, garrofó beans and saffron, and no seafood; declared a Spanish cultural asset in 2021.

Paenibacillus

Paenibacillus, a genus of spore-forming soil bacteria split from Bacillus in 1993 (type species P. polymyxa), spans plant growth promotion, polymyxin antibiotics, and the honey bee pathogen P. larvae.

Paenibacillus larvae

Paenibacillus larvae, formerly Bacillus larvae, is a Gram-positive spore-forming bacterium causing American foulbrood in honey bee larvae; spores are the infectious form, ERIC genotypes I–IV differ in virulence, and outbreaks are controlled by hive incineration.

Paenibacillus polymyxa

Paenibacillus polymyxa, formerly Bacillus polymyxa, is a Gram-positive, spore-forming soil and rhizosphere bacterium, type species of Paenibacillus, that fixes nitrogen, promotes plant growth, and produces polymyxin antibiotics.

Paenungulatomorpha

Paenungulatomorpha (Gheerbrant et al., 2016) is an afrotherian mammal clade containing Paenungulata, elephants, manatees, dugongs, and hyraxes, plus Paleocene stem taxa like Abdounodus and Ocepeia; its internal branching order remains an almost perfect polytomy.

Paeonia lactiflora

Paeonia lactiflora (芍药, shaoyao), the Chinese or common herbaceous peony, is a temperate perennial native to SE Siberia and N & E China, grown as an ornamental and cut flower and used in TCM as Bai Shao root, source of paeoniflorin.

Paeoniflorin

Paeoniflorin is a water-soluble monoterpene glycoside, the principal active glucoside of peony roots (Paeonia lactiflora), isolated in 1963 and studied for anti-inflammatory, neuroprotective, and cardiovascular effects.

PAEP

PAEP (progestagen associated endometrial protein, HGNC:8573) is the human chromosome 9q34.3 gene encoding glycodelin, a lipocalin glycoprotein with four glycoforms (A, S, F, C) regulating fertilization, implantation, immunosuppression, and cancer biomarkers.

Paestum

Paestum (ancient Poseidonia) is a Greek-then-Roman archaeological site in Salerno, Campania, Italy, with three Doric temples (550–460 BC), the Tomb of the Diver fresco, and UNESCO listing within the Cilento park.

Paestum Vallis

Paestum Vallis is a broad valley on Mercury, one of five lava-erosion channels (with Angkor, Cahokia, Caral, Timgad Valles) near 60°N; IAU-named 2013 after the ancient Italian city, diameter 96.15 km.

Paetongtarn Shinawatra (แพทองธาร ชินวัตร)

Paetongtarn Shinawatra (แพทองธาร ชินวัตร), nickname Ung Ing, born 1986, is a Thai Pheu Thai politician, daughter of Thaksin Shinawatra, who was Thailand's 31st, youngest, and second female prime minister from August 2024 until her Constitutional Court dismissal for an ethics violation in August 2025.

Paexo

Paexo is a family of passive industrial exoskeletons made by the German company Ottobock, first produced in 2018 to reduce strain from overhead work and lifting.

PAFAH1B1

PAFAH1B1, also called LIS1, is a gene on 17p13.3 encoding a dynein-regulating subunit of platelet-activating factor acetylhydrolase Ib; heterozygous variants cause lissencephaly and subcortical band heterotopia, deletions cause Miller-Dieker syndrome.

Paffendorf

Paffendorf is a German dance act from Cologne, formed in 1998 by Ramon Zenker and Gottfried Engels, best known for the hits "Where Are You" and "Be Cool".

Pafolacianine

Pafolacianine (Cytalux, OTL-38) is a folate receptor-targeted near-infrared fluorescent imaging agent injected before surgery; FDA-approved in 2021 for ovarian cancer and 2022 for lung lesion identification.