edgepedia

All articles starting with N

16,460 articles

Naoyuki Taniguchi

Naoyuki Taniguchi (谷口 直之) is a Japanese biochemist and glycobiologist who cloned glycosyltransferase genes at Osaka University and RIKEN, winning the 2011 Japan Academy Prize for disease glycomics.

Nap

Nap: a short period of daytime sleep, also called a siesta. Key facts: short naps restore alertness and cognition; waking from slow-wave sleep causes sleep inertia; naps over 30-60 minutes are linked to worse cardiovascular and mortality outcomes.

Nap Lajoie

Nap Lajoie (Napoleon Lajoie, 1874-1959), American Hall of Fame second baseman, 1901 AL Triple Crown winner with a .426 average, 3,243 career hits, Cleveland's "Naps" named for him, inducted 1937.

NAP1L1

NAP1L1 (nucleosome assembly protein 1-like 1), also called NAP1L or NRP, is a human 12q21.2 gene encoding a 391-aa histone chaperone that enhances CSB-mediated nucleosome remodeling for DNA repair and is an unfavorable prognostic marker upregulated in liver, colon, and other cancers.

NAPA Auto Parts

NAPA Auto Parts is the automotive parts distribution network of the National Automotive Parts Association, a trade association founded in Detroit in 1925 and owned by Genuine Parts Company.

Napa cabbage (大白菜)

Napa cabbage (大白菜, wombok, Chinese cabbage), Brassica rapa subsp. pekinensis, is a Chinese-origin heading brassica used chiefly for kimchi; stored at 1-2°C and >95% RH for 2-3 months.

Napa County, California

Napa County, California: a San Francisco Bay Area county established 1850, county seat Napa, population about 133,000 (2025 estimate), famed for Napa Valley wine, the 1968 Agriculture Preserve, and recurring wildfire risk.

Napa Valley AVA

Napa Valley AVA, established January 27, 1981, is California's first American Viticultural Area and the second in the United States, containing 17 nested sub-AVAs including Howell Mountain, Oakville, and Crystal Springs of Napa Valley (2024).

Napa, California

Napa is a city in Napa County, California, on the Napa River, founded in 1847 and known as the gateway to Napa Valley wine country.

Napabucasin

Napabucasin (BBI608) is an oral small-molecule anticancer drug that inhibits the STAT3 pathway, tested in phase 3 colorectal, gastric, and pancreatic cancer trials, all of which missed their survival endpoints.

Napaktulik

Napaktulik Lake, Nunavut, Canada (Inuinnaqtun, "the place where there are trees"), formerly Takijuq Lake; 1,080 km2, 381 m elevation, eighth-largest lake in Nunavut, mapped by Samuel Hearne in 1771.

Napalm

Napalm, also called jellied gasoline, is an incendiary weapon of thickened gasoline, developed in the United States in 1942 and used in World War II, Korea, and Vietnam.

Napalm Death

Napalm Death, Birmingham band formed around 1981, pioneers of grindcore fusing crust punk and death metal. Debut Scum (1987) defined the genre; "You Suffer" holds the Guinness shortest-song record at 1.316 seconds.

Napalm Records

Napalm Records: Austrian independent heavy metal and rock record label founded 1992 by Markus Riedler in Eisenerz; over 1,000 releases, offices in Austria, Berlin, and the NYC area, SPV acquired 2020.

Napapijri

Napapijri is an Italian outdoor-lifestyle apparel brand founded in 1987 in Aosta by Giuliana Rosset, named after the Finnish word for the Arctic Circle. Known for the Skidoo and Rainforest anoraks and Norwegian-flag logo, it has been owned by VF Corporation since 2004.

Naparaye

Naparaye was a royal woman of the Kushite (Napatan) kingdom of the seventh century BC, cataloged as great royal wife, royal wife, and royal sister under pharaoh Taharqa, with her burial place unresolved.

Napata

Napata, ancient capital of Kush near Karima, Sudan, at the Nile's fourth cataract at Jebel Barkal; founded as an Egyptian outpost, seat of the 25th Dynasty kings, later religious center of the Meroitic kingdom.

Napatan priesthood of Amun

The Napatan priesthood of Amun was the temple establishment of Amun at Jebel Barkal and Napata in Upper Nubia, which legitimized Kushite kingship and elected new kings by oracle.

Naperville, Illinois

Naperville, Illinois: a DuPage County city about 28-30 miles west of Chicago, founded in 1831 by Joseph Naper as Naper's Settlement. Population over 150,000, median household income $150,360, council-manager government since 1969, and a 1.75-mile Riverwalk along the DuPage River.

Naphazoline

Naphazoline (Naphcon) is an imidazoline alpha-adrenergic agonist vasoconstrictor used OTC in eye drops and nasal sprays for redness and congestion; FDA approved 1971, limited to 3 days' use to avoid rebound congestion.

Napheesa Collier

Napheesa Collier (born 1996), American WNBA forward for the Minnesota Lynx, drafted sixth overall in 2019; 2019 Rookie of the Year, 2024 Defensive Player of the Year, 2025 All-Star MVP, 50/40/90 season, and Unrivaled co-founder.

Naphtalene

Naphtalene (naphthalene, C10H8, CAS 91-20-3) is the simplest polycyclic aromatic hydrocarbon, a mothball-scented white solid made from coal tar and petroleum and used mainly to make phthalic anhydride.

Naphtha

Naphtha, or petroleum naphtha, is the volatile liquid fraction of crude oil, distilling below 240 °C. It is used as a solvent and as the main feedstock for gasoline and petrochemicals like ethylene.

Naphthalene

Naphthalene, also known as tar camphor or white tar, is a white crystalline aromatic hydrocarbon from coal tar, best known as the active ingredient of mothballs.

Naphthalenediamines

Naphthalenediamines, also called naphthylenediamines, are aromatic amines with formula C₁₀H₁₀N₂ bearing two amino groups on the naphthalene ring; the 1,5-isomer makes dyes and polyurethane elastomers, while the 1,8-isomer anchors perimidines and proton sponges.

Naphthalenetetracarboxylic dianhydride

Naphthalenetetracarboxylic dianhydride (NTCDA) is a planar aromatic compound, formula C14H4O6, best known as the 1,4,5,8-isomer, used as a polyimide monomer and n-type organic semiconductor in thin-film electronics.

Naphthalimide

Naphthalimide is a bicyclic organic compound of formula C12H7NO2, a naphthalene ring system fused to an imide at the 1,8 positions, whose derivatives are widely used fluorescent dyes and probes.

Naphtylacetic acid hydrazide

Naphtylacetic acid hydrazide, EU ID 899, is the hydrazide of 1-naphthylacetic acid, a plant growth regulator never approved in the EU (non-included by Regulation 2076/2002, 2002) and banned in Lebanon, distinct from the approved parent auxin NAA.

Napi cycle

The Napi cycle is the body of interlinked Blackfoot oral narratives centered on Napi (Naapi), also called Old Man, a creator and trickster who shaped the world.

Napi-Ilhush

Napi-Ilhush was a king of Awan, the dynastic seat of Elamite rulers in ancient western Iran, listed sixth on the Awan King List from Susa, probably of the mid-third millennium BC.