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Saint Vincent and the Grenadines Saint Vincent and the Grenadines (), also frequently known simply as Saint Vincent, is an Anglo-Caribbean country of several islands in the Lesser Antilles island arc, in the southeast Windward Islands, which lies in the West Indies at the southern end of the eastern border of the Cari...
https://en.wikipedia.org/wiki?curid=27228
History of Saint Vincent and the Grenadines Before the arrival of Europeans and Africans in the 16th century, various Amerindian groups passed through or settled on St. Vincent and the Grenadines, including the Ciboney, Arawak, and Carib people. These groups likely originated in the Orinoco Valley of South America and...
https://en.wikipedia.org/wiki?curid=27229
Demographics of Saint Vincent and the Grenadines This article is about the demographics of the population of Saint Vincent and the Grenadines, including population density, ethnicity, religious affiliations and other aspects of the population. According to the 2001 population census Saint Vincent and the Grenadines h...
https://en.wikipedia.org/wiki?curid=27231
Economy of Saint Vincent and the Grenadines The economy of Saint Vincent and the Grenadines is heavily dependent on agriculture, being the world’s leading producer of arrowroot and grows other exotic fruit, vegetables and root crops. Bananas alone account for upwards of 60% of the work force and 50% of merchandise exp...
https://en.wikipedia.org/wiki?curid=27233
Telecommunications in Saint Vincent and the Grenadines Communications in Saint Vincent and the Grenadines Telephones - main lines in use: 20,500 (1998) Telephones - mobile cellular: 83 (1993) Telephone system: Radio broadcast stations: AM 0 (ZBG-AM 700 went off air in 2010), FM 3, shortwave 0 (1998) Radios: 77,00...
https://en.wikipedia.org/wiki?curid=27234
Transport in Saint Vincent and the Grenadines There are no railways in Saint Vincent and the Grenadines. As of 1996, there were 829 km of highways, of which 580 km are paved. Ports and harbours: Kingstown Merchant marine: "total:" 825 ships (1,000 GT or over) totaling 7,253,092 GT/ "ships by type:" barge carrier 1,...
https://en.wikipedia.org/wiki?curid=27235
Samoa Samoa (), officially the Independent State of Samoa (; , ) and until 1997 known as Western Samoa, is an island country consisting of two main islands, Savai'i and Upolu, two smaller inhabited islands, Manono and Apolima, and several small uninhabited islands including the Aleipata Islands (Nu'utele, Nu'ulua, Fan...
https://en.wikipedia.org/wiki?curid=27238
History of Samoa The Samoan Islands were first settled some 3,500 years ago as part of the Austronesian expansion. Samoa's early and more current history is strongly connected with the histories of Tonga and Fiji, which are in the same region, and with whom it shares historical, genealogical, and cultural traditions. ...
https://en.wikipedia.org/wiki?curid=27239
Demographics of Samoa This article is about the demographic features of the population of Samoa, including population density, ethnicity, education level, health of the populace, economic status, religious affiliations and other aspects of the population. Fertility Rate (TFR) (Wanted Fertility Rate) and CBR (Crude B...
https://en.wikipedia.org/wiki?curid=27241
Politics of Samoa Politics of Samoa takes place in a framework of a parliamentary representative democratic state whereby the Prime Minister of Samoa is the head of government. Existing alongside the country's Western styled political system is the "fa'amatai" chiefly system of socio-political governance and organisat...
https://en.wikipedia.org/wiki?curid=27242
Economy of Samoa The economy of Samoa is dependent on agricultural exports, development aid and private financing from overseas. The country is vulnerable to devastating storms. Agriculture employs two-thirds of the labor force, and furnishes 9% of exports, featuring coconut cream, coconut oil and copra. Outside a lar...
https://en.wikipedia.org/wiki?curid=27243
Telecommunications in Samoa This article is about communications systems in Samoa. In 2009, the Samoa-American Samoa (SAS) Cable provided inter-island communication, as well as enabling users in Samoa to access the ASH cable capacity and connect to the global networks. While ASH Cable and SAS Cable are much smaller t...
https://en.wikipedia.org/wiki?curid=27244
Transport in Samoa Transport in Samoa includes one international airport situated on the north west coast of Upolu island, paved highways reaching most parts of the two main islands, one main port in the capital Apia and two ports servicing mainly inter island ferries for vehicles and passengers between the two main i...
https://en.wikipedia.org/wiki?curid=27245
San Marino San Marino (, ), officially the Republic of San Marino (), also known as the Most Serene Republic of San Marino (), is a microstate in Southern Europe completely enclosed by Italy. Located on the northeastern side of the Apennine Mountains, San Marino covers a land area of just over , and has a population ...
https://en.wikipedia.org/wiki?curid=27248
History of San Marino As the only surviving medieval microstate in the Italian peninsula, the history of San Marino is intertwined with medieval, Renaissance and modern-day history of the Italian peninsula, beginning with independence from the Roman Empire on 257 AD (Diocletian kingdom). Like Andorra, Liechtenstein a...
https://en.wikipedia.org/wiki?curid=27249
Politics of San Marino The politics of the state of San Marino takes place in a framework of a parliamentary representative democratic republic, whereby the Captains Regent are the heads of state and heads of government, and of a multi-party system. Executive power is exercised by the government. Legislative power is ...
https://en.wikipedia.org/wiki?curid=27252
Economy of San Marino The economy of San Marino is focused around industries such as banking, wearing apparel, including fabrics, electronics, ceramics, tiles, furniture, paints, and spirits/wines. In addition, San Marino sells collectible postage stamps to philatelists. The main agricultural products are wine and che...
https://en.wikipedia.org/wiki?curid=27253
Telecommunications in San Marino This article provides an outline of the telecommunications infrastructure in San Marino. Note: In addition the four Italian mobile network operators Iliad, TIM, Vodafone and Wind Tre can be received in San Marino. San Marino has only one television network, San Marino RTV, which is ...
https://en.wikipedia.org/wiki?curid=27254
Transport in San Marino San Marino is a small European republic, with limited public transport facilities. It is an enclave in central Italy. The principal public transport links involve buses, helicopters, and an aerial tramway. There was a public rail network, a small part of which is preserved. There is a disused ...
https://en.wikipedia.org/wiki?curid=27255
Sammarinese Armed Forces The Sammarinese Armed Forces () refers to the national military defence forces of the country of San Marino. It is one of the smallest military forces in the world, with its different branches having varied functions including: performing ceremonial duties; patrolling borders; mounting guard a...
https://en.wikipedia.org/wiki?curid=27256
Foreign relations of San Marino San Marino is an independent and sovereign member of the international community. It maintains an extensive diplomatic network in relation to its diminutive size as well as an active foreign policy and international presence. Among other international organizations, San Marino is a ful...
https://en.wikipedia.org/wiki?curid=27257
History of São Tomé and Príncipe The islands of São Tomé and Príncipe were uninhabited at the time of the arrival of the Portuguese sometime between 1469 and 1471. After the islands were discovered by the explorers João de Santarém and Pêro Escobar, Portuguese navigators explored the islands and decided they would be ...
https://en.wikipedia.org/wiki?curid=27259
Demographics of São Tomé and Príncipe This article is about the demographic features of the population of São Tomé and Príncipe, including population density, ethnicity, education level, health of the populace, economic status, religious affiliations and other aspects of the population. Of São Tomé and Príncipe's tot...
https://en.wikipedia.org/wiki?curid=27261
Politics of São Tomé and Príncipe The politics of São Tomé and Príncipe takes place in a framework of a unitary semi-presidential representative democratic republic, whereby the President of São Tomé and Príncipe is head of state and the Prime Minister of São Tomé and Príncipe is head of government, and of a multi-par...
https://en.wikipedia.org/wiki?curid=27262
Telecommunications in São Tomé and Príncipe Telephones - main lines in use: 3,000 (1995) Telephones - mobile cellular: available, working more accurately than landlines Telephone system: "domestic:" minimal system "international:" satellite earth station - 1 Intelsat (Atlantic Ocean) Radio broadcast stations: AM 2,...
https://en.wikipedia.org/wiki?curid=27264
Transport in São Tomé and Príncipe Transport in São Tomé and Príncipe relies primarily on road infrastructure for local needs and airports and sea travel for international needs. São Tomé and Príncipe does not have railways. In 1999 the country's merchant marine fleet included 9 ships (1,000 GT or over) totaling 43,5...
https://en.wikipedia.org/wiki?curid=27265
Armed Forces of São Tomé and Príncipe The Armed Forces of São Tomé and Príncipe (, FASTP) are the armed forces of the island nation of São Tomé and Príncipe, off the coast of West Africa. The islands' military consists of a small land and naval contingent, with a limited budget. Sitting adjacent to strategically impor...
https://en.wikipedia.org/wiki?curid=27266
History of Saudi Arabia The history of Saudi Arabia in its current form as a state began with its foundation in 1744, although the history of the region extends as far as 20,000 years ago. The region has had a global impact twice in world history. In the 7th century it became the cradle of Islam and the capital of the...
https://en.wikipedia.org/wiki?curid=27269
Geography of Saudi Arabia The Kingdom of Saudi Arabia is a country situated in Southwest Asia, the largest country of Arabia, by the Arabian Peninsula, bordering the Persian Gulf and the Red Sea, north of Yemen. Its extensive coastlines on the Persian Gulf and Red Sea provide great leverage on shipping (especially cru...
https://en.wikipedia.org/wiki?curid=27270
Demographics of Saudi Arabia The Kingdom of Saudi Arabia is the second largest state in the Arab world, with a reported population of 33,413,660 as of 2018. A significant percentage of the nation's inhabitants are immigrants seeking economic opportunity, making up 37% of the total Saudi population. Saudi Arabia has ex...
https://en.wikipedia.org/wiki?curid=27271
OS/2 OS/2 is a series of computer operating systems, initially created by Microsoft and IBM under the leadership of IBM software designer Ed Iacobucci. As a result of a feud between the two companies over how to position OS/2 relative to Microsoft's new Windows 3.1 operating environment, the two companies severed the ...
https://en.wikipedia.org/wiki?curid=22409
Oliver Cromwell Oliver Cromwell (25 April 15993 September 1658) was an English general and statesman who led the Parliament of England's armies against King Charles I during the English Civil War and ruled the British Isles as Lord Protector from 1653 until his death in 1658. He acted simultaneously as head of state a...
https://en.wikipedia.org/wiki?curid=22413
Otto von Bismarck Otto Eduard Leopold, Prince of Bismarck, Duke of Lauenburg (born von Bismarck-Schönhausen; ; 1 April 1815 – 30 July 1898), known as Otto von Bismarck (), was a conservative German statesman who masterminded the unification of Germany in 1871 and served as its first chancellor until 1890, in which cap...
https://en.wikipedia.org/wiki?curid=22416
Olney Hymns The Olney Hymns were first published in February 1779 and are the combined work of curate John Newton (1725–1807) and his poet friend, William Cowper (1731–1800). The hymns were written for use in Newton's rural parish, which was made up of relatively poor and uneducated followers. The "Olney Hymns" are an...
https://en.wikipedia.org/wiki?curid=22422
Recapitulation theory The theory of recapitulation, also called the biogenetic law or embryological parallelism—often expressed using Ernst Haeckel's phrase "ontogeny recapitulates phylogeny"—is a historical hypothesis that the development of the embryo of an animal, from fertilization to gestation or hatching (ontoge...
https://en.wikipedia.org/wiki?curid=22424
Ostrogoths The Ostrogoths () were a Roman-era Germanic people. In the 5th century, they followed the Visigoths in creating one of the two great Gothic kingdoms within the Roman Empire, based upon the large Gothic populations who had settled in the Balkans in the 4th century, having crossed the Lower Danube. While the ...
https://en.wikipedia.org/wiki?curid=22428
Ordered field In mathematics, an ordered field is a field together with a total ordering of its elements that is compatible with the field operations. The basic example of an ordered field is the field of real numbers, and every Dedekind-complete ordered field is isomorphic to the reals. Every subfield of an ordered ...
https://en.wikipedia.org/wiki?curid=22430
Oracle machine In complexity theory and computability theory, an oracle machine is an abstract machine used to study decision problems. It can be visualized as a Turing machine with a black box, called an oracle, which is able to solve certain decision problems in a single operation. The problem can be of any complexi...
https://en.wikipedia.org/wiki?curid=22431
Orangutan The orangutans (also spelled orang-utan, orangutang, or orang-utang) are three extant species of great apes native to Indonesia and Malaysia. Orangutans are found in the rainforests of Borneo and Sumatra, but during the Pleistocene they ranged throughout Southeast Asia and South China. Classified in the genu...
https://en.wikipedia.org/wiki?curid=22433
Orbital resonance In celestial mechanics, orbital resonance occurs when orbiting bodies exert regular, periodic gravitational influence on each other, usually because their orbital periods are related by a ratio of small integers. Most commonly this relationship is found for a pair of objects. The physical principle b...
https://en.wikipedia.org/wiki?curid=22444
Open-wheel car An open-wheel car (formula car, or often single-seater car in British English) is a car with the wheels outside the car's main body, and usually having only one seat. Open-wheel cars contrast with street cars, sports cars, stock cars, and touring cars, which have their wheels below the body or inside fe...
https://en.wikipedia.org/wiki?curid=22450
Offshore powerboat racing Offshore powerboat racing is a type of racing by ocean-going powerboats, typically point-to-point racing. In most of the world, offshore powerboat racing is led by the Union Internationale Motonautique (UIM) regulated Class 1 and Powerboat GPS (formerly known as Powerboat P1). In the USA, of...
https://en.wikipedia.org/wiki?curid=22451
Ogden Nash Frederic Ogden Nash (August 19, 1902 – May 19, 1971) was an American poet well known for his light verse, of which he wrote over 500 pieces. With his unconventional rhyming schemes, he was declared the country's best-known producer of humorous poetry. Nash was born in Rye, New York, the son of Mattie (Chen...
https://en.wikipedia.org/wiki?curid=22452
Octahedron In geometry, an octahedron (plural: octahedra) is a polyhedron with eight faces, twelve edges, and six vertices. The term is most commonly used to refer to the regular octahedron, a Platonic solid composed of eight equilateral triangles, four of which meet at each vertex. A regular octahedron is the dual p...
https://en.wikipedia.org/wiki?curid=22458
Ole Rømer Ole Christensen Rømer (; 25 September 1644 – 19 September 1710) was a Danish astronomer who, in 1676, made the first quantitative measurements of the speed of light. Rømer also invented the modern thermometer showing the temperature between two fixed points, namely the points at which water respectively boi...
https://en.wikipedia.org/wiki?curid=22459
Othello Othello (The Tragedy of Othello, the Moor of Venice) is a tragedy by William Shakespeare, believed to have been written in 1603. It is based on the story "Un Capitano Moro" ("A Moorish Captain") by Cinthio (a disciple of Boccaccio's), first published in 1565. The story revolves around its two central character...
https://en.wikipedia.org/wiki?curid=22460
Osteoporosis Osteoporosis is a disease in which bone weakening increases the risk of a broken bone. It is the most common reason for a broken bone among the elderly. Bones that commonly break include the vertebrae in the spine, the bones of the forearm, and the hip. Until a broken bone occurs there are typically no sy...
https://en.wikipedia.org/wiki?curid=22461
Oklahoma City bombing The Oklahoma City bombing was a domestic terrorist truck bombing of the Alfred P. Murrah Federal Building in Oklahoma City, Oklahoma, United States, on April 19, 1995. Perpetrated by American terrorists Timothy McVeigh and Terry Nichols, the bombing happened at 9:02 am and killed at least 168 peo...
https://en.wikipedia.org/wiki?curid=22467
Osama bin Laden Osama bin Mohammed bin Awad bin Laden (, '; March 10, 1957 – May 2, 2011), also rendered Usama bin Ladin, was a founder of the pan-Islamic militant organization . He was a Saudi Arabian citizen until 1994 (stateless thereafter) and a member of the wealthy bin Laden family. Bin Ladens father was Mohamm...
https://en.wikipedia.org/wiki?curid=22468
Ontogeny Ontogeny (also ontogenesis or morphogenesis) is the origination and development of an organism (both physical and psychological, e.g., moral development), usually from the time of fertilization of the egg to adult. The term can also be used to refer to the study of the entirety of an organism's lifespan. Ont...
https://en.wikipedia.org/wiki?curid=22469
Ophiuchus Ophiuchus () is a large constellation straddling the celestial equator. Its name is from the Greek (, "serpent-bearer"), and it is commonly represented as a man grasping a snake (symbol ⛎, Unicode U+26CE). The serpent is represented by the constellation Serpens. Ophiuchus was one of the 48 constellations lis...
https://en.wikipedia.org/wiki?curid=22472
Owain Glyndŵr Owain ab Gruffydd, lord of Glyndyfrdwy (c. 1359 – c. 1415), or simply Owain Glyndŵr or Glyn Dŵr (, anglicized to Owen Glendower), was a Welsh leader who instigated a fierce and long-running yet ultimately unsuccessful war of independence with the aim of ending English rule in Wales during the Late Middle...
https://en.wikipedia.org/wiki?curid=22473
Octans Octans is a faint constellation located in the deep southern sky. Its name is Latin for the eighth part of a circle, but it is named after the octant, a navigational instrument. The constellation was devised by French astronomer Nicolas Louis de Lacaille in 1752, and it remains one of the 88 modern constellatio...
https://en.wikipedia.org/wiki?curid=22475
Okinawa Prefecture is the southernmost prefecture of Japan. It encompasses two thirds of the Ryukyu Islands in a chain over long. The Ryukyu Islands extend southwest from Kagoshima Prefecture on Kyushu (the southwesternmost of Japan's four main islands) to Taiwan. Naha, Okinawa's capital, is located in the southern p...
https://en.wikipedia.org/wiki?curid=22477
Olive oil Olive oil is a liquid fat obtained from olives (the fruit of "Olea europaea"; family Oleaceae), a traditional tree crop of the Mediterranean Basin. The oil is produced by pressing whole olives. It is commonly used in cooking, for frying foods or as a salad dressing. It is also used in cosmetics, pharmaceutic...
https://en.wikipedia.org/wiki?curid=22478
Olive The olive, known by the botanical name Olea europaea, meaning "European olive", is a species of small tree in the family Oleaceae, found traditionally in the Mediterranean Basin. The species is cultivated in all the countries of the Mediterranean, as well as in South America, South Africa, Australia, New Zealand...
https://en.wikipedia.org/wiki?curid=22479
Otho Otho (; Marcus Otho Caesar Augustus, ; 28 April 32 – 16 April 69) was Roman emperor for three months, from 15 January to 16 April 69. He was the second emperor of the Year of the Four Emperors. A member of a noble Etruscan family, Otho was initially a friend and courtier of the young emperor Nero until he was ef...
https://en.wikipedia.org/wiki?curid=22481
Orsini family The Orsini family is an Italian noble family that was one of the most influential princely families in medieval Italy and Renaissance Rome. Members of the Orsini family include three popes: Celestine III (1191–1198), Nicholas III (1277–1280), and Benedict XIII (1724–1730). In addition, the family members...
https://en.wikipedia.org/wiki?curid=22482
Optics Optics is the branch of physics that studies the behaviour and properties of light, including its interactions with matter and the construction of instruments that use or detect it. Optics usually describes the behaviour of visible, ultraviolet, and infrared light. Because light is an electromagnetic wave, othe...
https://en.wikipedia.org/wiki?curid=22483
Olbers' paradox In astrophysics and physical cosmology, Olbers' paradox, named after the German astronomer Heinrich Wilhelm Olbers (1758–1840), also known as the "dark night sky paradox", is the argument that the darkness of the night sky conflicts with the assumption of an infinite and eternal static universe. In the...
https://en.wikipedia.org/wiki?curid=22486
Occult The term "occult sciences" was used in the 16th century to refer to astrology, alchemy, and natural magic. The term occultism emerged in 19th-century France, where it came to be associated with various French esoteric groups connected to Éliphas Lévi and Papus, and in 1875 was introduced into the English langua...
https://en.wikipedia.org/wiki?curid=22487
Oklahoma Oklahoma () is a state in the South Central region of the United States, bordered by the state of Texas on the south and west, Kansas on the north, Missouri on the northeast, Arkansas on the east, New Mexico on the west, and Colorado on the northwest. It is the 20th-most extensive and the 28th-most populous o...
https://en.wikipedia.org/wiki?curid=22489
Orhan Orhan Ghazi (; , also spelled Orkhan, c. 1281 – March 1362) was the second bey of the Ottoman Beylik from 1323/4 to 1362. He was born in Söğüt, as the son of Osman Gazi and Malhun Hatun. His grandfather was Ertuğrul. In the early stages of his reign, Orhan focused his energies on conquering most of northwestern...
https://en.wikipedia.org/wiki?curid=22493
Osman II Osman II ( "‘Osmān-i sānī"; 3 November 1604 – 20 May 1622), commonly known in Turkey as Genç Osman (meaning "Osman the Young"), was the Sultan of the Ottoman Empire from 1618 until his regicide on 20 May 1622. Osman II was born at Topkapı Palace, Constantinople, the son of Sultan Ahmed I (1603–17) and one of...
https://en.wikipedia.org/wiki?curid=22494
Oberon (programming language) Oberon is a general-purpose programming language first published in 1987 by Niklaus Wirth and the latest member of the Wirthian family of ALGOL-like languages (Euler, Algol-W, Pascal, Modula, and Modula-2). Oberon was the result of a concentrated effort to increase the power of Modula-2, ...
https://en.wikipedia.org/wiki?curid=22496
OpenGL OpenGL (Open Graphics Library) is a cross-language, cross-platform application programming interface (API) for rendering 2D and 3D vector graphics. The API is typically used to interact with a graphics processing unit (GPU), to achieve hardware-accelerated rendering. Silicon Graphics, Inc. (SGI) began developi...
https://en.wikipedia.org/wiki?curid=22497
Orbit In physics, an orbit is the gravitationally curved trajectory of an object, such as the trajectory of a planet around a star or a natural satellite around a planet. Normally, orbit refers to a regularly repeating trajectory, although it may also refer to a non-repeating trajectory. To a close approximation, plan...
https://en.wikipedia.org/wiki?curid=22498
Notary public A notary public (or notary or public notary) of the common law is a public officer constituted by law to serve the public in non-contentious matters usually concerned with estates, deeds, powers-of-attorney, and foreign and international business. A notary's main functions are to administer oaths and aff...
https://en.wikipedia.org/wiki?curid=21481
Nairobi Nairobi () is the capital and the largest city of Kenya. The name comes from the Maasai phrase "Enkare Nairobi", which translates to "cool water", a reference to the Nairobi River which flows through the city. The city proper had a population of 4,397,073 in the 2019 census, while the metropolitan area has a p...
https://en.wikipedia.org/wiki?curid=21482
Numeral (linguistics) In linguistics, a numeral (or number word) in the broadest sense is a word or phrase that describes a numerical quantity. Some theories of grammar use the word "numeral" to refer to cardinal numbers that act as a determiner to specify the quantity of a noun, for example the "two" in "two hats". S...
https://en.wikipedia.org/wiki?curid=21483
Neutrino A neutrino ( or ) (denoted by the Greek letter ) is a fermion (an elementary particle with spin of) that interacts only via the weak subatomic force and gravity. The neutrino is so named because it is electrically neutral and because its rest mass is so small ("-ino") that it was long thought to be zero. The ...
https://en.wikipedia.org/wiki?curid=21485
Nanotechnology Nanotechnology (or "nanotech") is manipulation of matter on an atomic, molecular, and supramolecular scale. The earliest, widespread description of nanotechnology referred to the particular technological goal of precisely manipulating atoms and molecules for fabrication of macroscale products, also now ...
https://en.wikipedia.org/wiki?curid=21488
NetHack NetHack is an open source single-player roguelike video game, first released in 1987 and maintained by the NetHack DevTeam. The game is a software fork of the 1982 game "Hack", itself inspired by the 1980 game "Rogue". The player takes the role as one of several pre-defined character classes to descend through...
https://en.wikipedia.org/wiki?curid=21489
Nylon Nylon is a generic designation for a family of synthetic polymers, based on aliphatic or semi-aromatic polyamides. Nylon is a thermoplastic silky material that can be melt-processed into fibers, films, or shapes. It is made of repeating units linked by amide links similar to the peptide bonds in proteins. Nylo...
https://en.wikipedia.org/wiki?curid=21490
Nerd A nerd is a person seen as overly intellectual, obsessive, introverted or lacking social skills. Such a person may spend inordinate amounts of time on unpopular, little known, or non-mainstream activities, which are generally either highly technical, abstract, or relating to topics of science fiction or fantasy, ...
https://en.wikipedia.org/wiki?curid=21494
Nucleic acid Nucleic acids are the biopolymers, or large biomolecules, essential to all known forms of life. The term "nucleic acid" is the overall name for DNA and RNA. They are composed of nucleotides, which are the monomers made of three components: a 5-carbon sugar, a phosphate group and a nitrogenous base. If the...
https://en.wikipedia.org/wiki?curid=21496
Nitrate Nitrate is an anion (negative ion) with the molecular formula ; or a salt with that anion. The name is also used for organic compounds that contain the nitrate ester functional group –. Nitrates are common components of fertilizers and explosives. Almost all nitrate salts are soluble in water. A common exampl...
https://en.wikipedia.org/wiki?curid=21497
Nevis Nevis is a small island in the Caribbean Sea that forms part of the inner arc of the Leeward Islands chain of the West Indies. Nevis and the neighbouring island of Saint Kitts constitute one country: the Federation of Saint Kitts and Nevis. Nevis is located near the northern end of the Lesser Antilles archipelag...
https://en.wikipedia.org/wiki?curid=21503
Nicole Kidman Nicole Mary Kidman (born 20 June 1967) is an Australian actress, philanthropist and producer. Her awards include an Academy Award, two Primetime Emmy Awards, and four Golden Globe Awards. She was listed among the highest-paid actresses in the world in 2006, 2018, and 2019. "Time" magazine twice named her...
https://en.wikipedia.org/wiki?curid=21504
Nucleotide Nucleotides are organic molecules consisting of a nucleoside and a phosphate. They serve as monomeric units of the nucleic acid polymers deoxyribonucleic acid (DNA) and ribonucleic acid (RNA), both of which are essential biomolecules within all life-forms on Earth. Nucleotides are composed of three subunit ...
https://en.wikipedia.org/wiki?curid=21505
Numerical analysis Numerical analysis is the study of algorithms that use numerical approximation (as opposed to symbolic manipulations) for the problems of mathematical analysis (as distinguished from discrete mathematics). Numerical analysis naturally finds application in all fields of engineering and the physical s...
https://en.wikipedia.org/wiki?curid=21506
Noosphere The noosphere is a philosophical concept developed and popularized by the French philosopher and Jesuit priest Pierre Teilhard de Chardin and the biogeochemist Vladimir Vernadsky. Vernadsky defined the noosphere as the new state of the biosphere and described as the planetary "sphere of reason". The noospher...
https://en.wikipedia.org/wiki?curid=21508
Niccolò Paganini Niccolò (or Nicolò) Paganini (; 27 October 178227 May 1840) was an Italian violinist, violist, guitarist, and composer. He was the most celebrated violin virtuoso of his time, and left his mark as one of the pillars of modern violin technique. His 24 Caprices for Solo Violin Op. 1 are among the best k...
https://en.wikipedia.org/wiki?curid=21511
Nanomedicine Nanomedicine is the medical application of nanotechnology. Nanomedicine ranges from the medical applications of nanomaterials and biological devices, to nanoelectronic biosensors, and even possible future applications of molecular nanotechnology such as biological machines. Current problems for nanomedici...
https://en.wikipedia.org/wiki?curid=21514
Null set In mathematical analysis, a null set formula_1 is a set that can be covered by a countable union of intervals of arbitrarily small total length. The notion of null set in set theory anticipates the development of Lebesgue measure since a null set necessarily has measure zero. More generally, on a given measur...
https://en.wikipedia.org/wiki?curid=21520
Artificial neural network Artificial neural networks (ANN) or connectionist systems are computing systems vaguely inspired by the biological neural networks that constitute animal brains. Such systems "learn" to perform tasks by considering examples, generally without being programmed with task-specific rules. For exa...
https://en.wikipedia.org/wiki?curid=21523
Nutrition Nutrition is the science that interprets the nutrients and other substances in food in relation to maintenance, growth, reproduction, health and disease of an organism. It includes ingestion, absorption, assimilation, biosynthesis, catabolism and excretion. The diet of an organism is what it eats, which is ...
https://en.wikipedia.org/wiki?curid=21525
Number theory Number theory (or arithmetic or higher arithmetic in older usage) is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions. German mathematician Carl Friedrich Gauss (1777–1855) said, "Mathematics is the queen of the sciences—and number theory is the que...
https://en.wikipedia.org/wiki?curid=21527
Nitroglycerin Nitroglycerin (NG), also known as nitroglycerine, trinitroglycerin (TNG), nitro, glyceryl trinitrate (GTN), or 1,2,3-trinitroxypropane, is a dense, colorless, oily, explosive liquid most commonly produced by nitrating glycerol with white fuming nitric acid under conditions appropriate to the formation of...
https://en.wikipedia.org/wiki?curid=21530
Navy A navy or sea force is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake-borne, riverine, littoral, or ocean-borne combat operations and related functions. It includes anything conducted by surface ships, amphibious ships, submarines, and seaborne aviation...
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Normed vector space In mathematics, a normed vector space or normed space is a vector space over the real or complex numbers, on which a norm is defined. A norm is the formalization and the generalization to real vector spaces of the intuitive notion of "length" in the real world. A norm is a real-valued function defi...
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Nicene Creed The Nicene Creed (Greek: or, , Latin: ) is a statement of belief widely used in Christian liturgy. It is called "Nicene" because it was originally adopted in the city of Nicaea (present day İznik, Turkey) by the First Council of Nicaea in 325. In 381, it was amended at the First Council of Constantinople,...
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Nuclear fusion Nuclear fusion is a reaction in which two or more atomic nuclei are combined to form one or more different atomic nuclei and subatomic particles (neutrons or protons). The difference in mass between the reactants and products is manifested as either the release or absorption of energy. This difference i...
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National Geographic Society The National Geographic Society (NGS), headquartered in Washington, D.C., United States, is one of the largest non-profit scientific and educational organizations in the world. Founded in 1888, its interests include geography, archaeology, and natural science, the promotion of environmental...
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Norns The Norns (, plural: "") in Norse mythology are female beings who rule the destiny of gods and men. They roughly correspond to other controllers of humans' destiny, such as the Fates, elsewhere in European mythology. In Snorri Sturluson's interpretation of the "Völuspá", Urðr (Wyrd), Verðandi and Skuld, the thr...
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Nasdaq The Nasdaq Stock Market, also known as Nasdaq or NASDAQ, is an American stock exchange located at One Liberty Plaza in New York City. It is ranked second on the list of stock exchanges by market capitalization of shares traded, behind only the New York Stock Exchange. The exchange platform is owned by Nasdaq, I...
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New York Stock Exchange The New York Stock Exchange (NYSE, nicknamed "The Big Board") is an American stock exchange located at 11 Wall Street, Lower Manhattan, New York City, New York. It is by far the world's largest stock exchange by market capitalization of its listed companies at US$30.1 trillion as of February 20...
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Nanoengineering Nanoengineering is the practice of engineering on the nanoscale. It derives its name from the nanometre, a unit of measurement equalling one billionth of a meter. Nanoengineering is largely a synonym for nanotechnology, but emphasizes the engineering rather than the pure science aspects of the field. ...
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NP (complexity) In computational complexity theory, NP (nondeterministic polynomial time) is a complexity class used to classify decision problems. NP is the set of decision problems for which the problem instances, where the answer is "yes", have proofs verifiable in polynomial time by a deterministic Turing machine....
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Noam Chomsky Avram Noam Chomsky (born December 7, 1928) is an American linguist, philosopher, cognitive scientist, historian, social critic, and political activist. Sometimes called "the father of modern linguistics", Chomsky is also a major figure in analytic philosophy and one of the founders of the field of cogniti...
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