| Autism Autism is a brain development disorder characterized by impaired social interaction and communication, and by restricted and repetitive behavior. These signs all begin before a child is three years old. Autism
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| Anthropology Anthropology (, from the Greek , anthrōpos, "human", and -λογία, -logia, "discourse", first use in Englishhuman beings, everywhere and throughout time. Modern human beings are defined as members of the species Homo sapiens, which arose in Africa around 200,000BP (Before Present) (see Omo remains). Anthropology
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| Algae [[Thomas Cavalier-Smith. The exact number and placement of endosymbiotic events is not yet clear, so this diagram can be taken only as a general guide. Algae
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| Ann Druyan Ann Druyan (born June 13, 1949) is an American author and media producer known for her involvement in many projects aiming to popularize and explain science. She is probably best-known as the last wife of Carl Sagan, and co-author of the Cosmos series and book, along with Sagan and Steven Soter.In her writings, Druyan has stressed the idea that people can have a sense of awe and wonder about the unity of the cosmos without introducing the concept of a god. Ann_Druyan
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| Augusto Pinochet Talk:Augusto_Pinochet
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| Economy of Brazil Economy_of_Brazil
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| Book A book is a set or collection of written, printed, illustrated, or blank sheets, made of paper, parchment, or other material, usually fastened together to hinge at one side. A single sheet within a book is called a leaf, and each side of a leaf is called a page. A book produced in electronic format is known as an e-book. Book
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| Big Bang The Big Bang is a cosmological model of the initial conditions and subsequent development of the universe. It is supported by the most comprehensive and accurate explanations from current scientific evidence and observation. As used by cosmologists, the term Big Bang generally refers to the idea that the universe has expanded from a primordial hot and dense initial condition at some finite time in the past, and continues to expand to this day. Big_Bang
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| Cognitive science Cognitive science may be concisely defined as the study of the nature of intelligence. It draws on multiple empirical disciplines, including psychology, philosophy, neuroscience, linguistics, anthropology, computer science, sociology and biology. The term cognitive science was coined by Christopher Longuet-Higgins in his 1973 commentary on the Lighthill report, which concerned the then-current state of Artificial Intelligence research. Cognitive_science
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| Christopher Columbus Christopher Columbus (c.1451 Genoese navigator, colonizer and explorer whose voyages across the Atlantic Ocean—funded by Queen Isabella of Spain—led to general European awareness of the American continents in the Western Hemisphere. Although not the first to reach the Americas from Europe—he was preceded by the Norse, led by Leif Ericson, who built a temporary settlement 500 years earlier at L'Anse aux Meadows— Columbus initiated widespread contact between Europeans and indigenous Americans. Christopher_Columbus
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| Consciousness Consciousness is often used colloquially to describe being awake and aware—responsive to the environment, in contrast to being asleep or in a coma. In philosophical and scientific discussion, however, the term is restricted to the specific way in which humans are mentally aware in such a way that they distinguish clearly between themselves (the thing being aware) and all other things and events. This "self-awareness" may involve thoughts, sensations, perceptions, moods, emotions, and dreams. Consciousness
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| Carbon dioxide Carbon dioxide (chemical formula:chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom. It is a gas at standard temperature and pressure and exists in Earth's atmosphere in this state.Carbon dioxide is used by plants during photosynthesis to make sugars which may either be consumed again in respiration or used as the raw material to produce polysaccharides such as starch and cellulose, proteins and the wide variety of other organic compounds required for plant growth and development. Carbon_dioxide
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| Chinese room Talk:Chinese_room
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| Cell biology For a topical guide to this subject, see Outline of cell biology. Cell biology (formerly cytology, from the Greek kytos, "container") is an academic discipline that studies cells – their physiological properties, their structure, the organelles they contain, interactions with their environment, their life cycle, division and death. Cell_biology
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| Chloroplast Chloroplasts are organelles found in plant cells and other eukaryotic organisms that conduct photosynthesis. Chloroplasts capture light energy to conserve free energy in the form of ATP and reduce NADP to NADPH through a complex set of processes called photosynthesis. Chloroplast
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| COINTELPRO COINTELPRO (an acronym for Counter Intelligence Program) was a series of covert, and often illegal, projects conducted by the United States Federal Bureau of Investigation (FBI) aimed at investigating and disrupting dissident political organizations within the United States. COINTELPRO
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| Chinese classics Chinese classic texts or Chinese canonical texts () refer to the pre-Qin Chinese texts, especially the Confucian Four Books and Five Classics (四書五經). All of these pre-Qin text were written in classical Chinese. They can be referred to as jing (經). Chinese_classics
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| P = NP problem Talk:P_=_NP_problem
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| DNA Deoxyribonucleic acid (DNA) is a nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms and some viruses. The main role of DNA molecules is the long-term storage of information. DNA is often compared to a set of blueprints or a recipe, or a code, since it contains the instructions needed to construct other components of cells, such as proteins and RNA molecules. DNA
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| Douglas Adams Douglas Noel Adams (11 March 1952 English author, dramatist, and musician. He is best known as the author of the Hitchhiker's Guide to the Galaxy series. Hitchhiker's began on radio, and developed into a "trilogy" of five books (which sold more than fifteen million copies during his lifetime) as well as a television series, a comic book series, a radio play, a computer game, and a feature film that was completed after Adams' death. Douglas_Adams
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| Dendrite Dendrites (from Greek δένδρον déndron, “tree”) are the branched projections of a neuron that act to conduct the electrochemical stimulation received from other neural cells to the cell body, or soma, of the neuron from which the dendrites project. Dendrite
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| Dr. Seuss Theodor Seuss Geisel (; March 2, 1904cartoonist most widely known for his children's books written under the pen name Dr. Seuss. He published over 60 children's books, which were often characterized by imaginative characters, rhyme, and frequent use of trisyllabic meter. Dr._Seuss
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| Drosophila Drosophila is a genus of small flies, belonging to the family Drosophilidae, whose members are often called "fruit flies" or more appropriately (though less frequently) pomace flies, vinegar flies, or wine flies, a reference to the characteristic of many species to linger around overripe or rotting fruit. Drosophila
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| Earth Earth
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| Electron microscope An electron microscope is a type of microscope that uses a particle beam of electrons to illuminate a specimen and create a highly-magnified image. Electron microscopes have much greater resolving power than light microscopes that use electromagnetic radiation and can obtain much higher magnifications of up to 2 million times, while the best light microscopes are limited to magnifications of 2000 times. Electron_microscope
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| Cinema of China Chinese-language cinema has three distinct historical threadsCinema of Hong Kong, Cinema of China, and Cinema of Taiwan. After 1949 and until recent times, the cinema of mainland China operated under restrictions imposed by the Communist Party of China. Some films with political overtones are still censored or banned in China itself. However, most of these films are allowed to be shown abroad in commercially distributed theaters or in film festivals. Cinema_of_China
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| Forgetting Forgetting (retention loss) refers to apparent loss of information already encoded and stored in an individual's long term memory. It is a spontaneous or gradual process in which old memories are unable to be recalled from memory storage. It is subject to delicately balanced optimization that ensures that relevant memories are recalled. Forgetting
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| FIDE The Fédération Internationale des Échecs or World Chess Federation is an international organization that connects the various national chess federations around the world and acts as the governing body of international chess competition. It is usually referred to as FIDE ( "fee day"), its French acronym.FIDE was founded in Paris, France on July 20, 1924 . FIDE
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| Francis Crick Francis_Crick
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| Faith healing Faith healing is a concept that religious belief ("faith") can bring about healing —either through prayers or rituals that, according to adherents, evoke a divine presence and power toward correcting disease and disability in particular indicated individuals. Faith_healing
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| Game theory Talk:Game_theory
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| Galaxy A galaxy is a massive, gravitationally bound system that consists of stars and stellar remnants, an interstellar medium of gas and dust, and an important but poorly understood component tentatively dubbed dark matter. The name is from the Greek root galaxias Milky Way galaxy. Galaxy
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| Gottfried Leibniz Talk:Gottfried_Leibniz
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| Gun politics Gun politics is a set of legal issues surrounding the ownership, use, and regulation of firearms as well as safety issues related to firearms both through their direct use and through legal and criminal use. Gun_politics
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| Hydrogen Hydrogen () is the chemical element with atomic number 1. It is represented by the symbol H. At standard temperature and pressure, hydrogen is a colorless, odorless, nonmetallic, tasteless, highly flammable diatomic gas with the molecular formula H2. With an atomic weight of , hydrogen is the lightest element.Hydrogen is the most abundant chemical element, constituting roughly 75% of the universe's elemental mass. Hydrogen
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| Immanuel Kant Immanuel Kant (; 22 April 1724 12 February 1804) was an 18th-century German philosopher from the Prussian city of Königsberg (now Kaliningrad, Russia). He is regarded as one of the most influential thinkers of modern Europe and of the late Enlightenment. Kant created a new widespread perspective in philosophy which influenced philosophy through to the 21st Century. Immanuel_Kant
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| Intelligent design Intelligent design is the assertion that "certain features of the universe and of living things are best explained by an intelligent cause, not an undirected process such as natural selection." It is a modern form of the traditional teleological argument for the existence of God, but one which avoids specifying the nature or identity of the designer. Intelligent_design
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| Entropy (information theory) In information theory, entropy is a measure of the uncertainty associated with a random variable. The term by itself in this context usually refers to the Shannon entropy, which quantifies, in the sense of an expected value, the information contained in a message, usually in units such as bits. Entropy_(information_theory)
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| J. D. Salinger Talk:J._D._Salinger
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| John Locke John Locke (; 29 August 1632 – 28 October 1704) was an English philosopher. Locke is considered the first of the British empiricists, but is equally important to social contract theory. His ideas had enormous influence on the development of epistemology and political philosophy, and he is widely regarded as one of the most influential Enlightenment thinkers, classical republicans, and contributors to liberal theory. John_Locke
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| James D. Watson James Dewey Watson (born April 6, 1928) is an American molecular biologist, best known as one of the co-discoverers of the structure of DNA. Watson, Francis Crick, and Maurice Wilkins were awarded the 1962 Nobel Prize in Physiology or Medicine "for their discoveries concerning the molecular structure of nucleic acids and its significance for information transfer in living material". James_D._Watson
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| Kangaroo A kangaroo is a marsupial from the family Macropodidae (macropods, meaning 'large foot'). In common use the term is used to describe the largest species from this family, the Red Kangaroo, the Antilopine Kangaroo, and the Eastern and Western Grey Kangaroo of the Macropus genus. The family also includes many smaller species which include the wallabies, tree-kangaroos, wallaroos, pademelons and the Quokka, some 63 living species in all. Kangaroo
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| Kangaroo/Archive 1 Talk:Kangaroo/Archive_1
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| HMAC cryptography, a keyed-Hash Message Authentication Code (HMAC or KHMAC), is a type of message authentication code (MAC) calculated using a specific algorithm involving a cryptographic hash function in combination with a secret key. As with any MAC, it may be used to simultaneously verify both the data integrity and the authenticity of a message. HMAC
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| Latin Latin (lingua Latīna, ) is an Italic language historically spoken in Latium and Ancient Rome. Through the Roman conquest, Latin spread throughout the Mediterranean and a large part of Europe. Romance languages such as Italian, French, Catalan, Romanian, Spanish, and Portuguese are descended from Latin, while many others, especially European languages, including English, have inherited and acquired much of their vocabulary from Latin. Latin
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| Lambda calculus Talk:Lambda_calculus
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| Magnetic resonance imaging Magnetic Resonance Imaging (MRI), or nuclear magnetic resonance imaging (NMRI), is primarily a medical imaging technique most commonly used in radiology to visualize the internal structure and function of the body. MRI provides much greater contrast between the different soft tissues of the body than computed tomography (CT) does, making it especially useful in neurological (brain), musculoskeletal, cardiovascular, and oncological (cancer) imaging. Magnetic_resonance_imaging
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| Mao Zedong Mao Zedong (Tse-tung) (Simplified Chinese:Traditional Chinese:Wade-Giles:Mao Tse-tung; Pinyin:Máo Zédōng) (26 December 18939 September 1976) was a Chinese Communist leader. Mao led the Communist Party of China (CPC) to victory against the Kuomintang (KMT) in the Chinese Civil War, and was the leader of the People’s Republic of China (PRC) from its establishment in 1949 until his death in 1976. Mao_Zedong
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| Mitochondrion In cell biology, a mitochondrion (plural mitochondria) is a membrane-enclosed organelle found in most eukaryotic cells. These organelles range from 0.5μm) in diameter. Mitochondria are sometimes described as "cellul Mitochondrion
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| Monty Hall problem/Archive 1 Talk:Monty_Hall_problem/Archive_1
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