supported+by+experiment+or+observation

  • 61 Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …

    Universalium

  • 62 Materialism — • As the word itself signifies, Materialism is a philosophical system which regards matter as the only reality in the world, which undertakes to explain every event in the universe as resulting from the conditions and activity of matter, and… …

    Catholic encyclopedia

  • 63 Falsifiability — Are all swans white? Falsifiability or refutability of an assertion, hypothesis or theory is the logical possibility that it can be contradicted by an observation or the outcome of a physical experiment. That something is falsifiable does not… …

    Wikipedia

  • 64 Alhazen — For the Moon crater, see Alhazen (crater). For the asteroid, see 59239 Alhazen. Alhazen Alhazen (Ibn al Haytham) …

    Wikipedia

  • 65 Evolution as fact and theory — Part of a series on Evolutionary Biology …

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  • 66 Observations and explorations of Venus — Venus in real color as it would appear to the naked eye. Observations of the planet Venus were first recorded by Babylonian astronomers around 1600 BC and have continued into the present.[dubious – …

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  • 67 French literature — Introduction       the body of written works in the French language produced within the geographic and political boundaries of France. The French language was one of the five major Romance languages to develop from Vulgar Latin as a result of the …

    Universalium

  • 68 Magnesium transporter — This page links directly from the magnesium in biological systems page. Magnesium transporters are proteins that transport magnesium across the cell membrane. All forms of life require magnesium, yet the molecular mechanisms of Mg2+ uptake from… …

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  • 69 Wave–particle duality — Quantum mechanics Uncertainty principle …

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  • 70 Signals intelligence in modern history — This article is a subset article of the article Signals intelligence, which addresses the unifying conceptual and technical factors and common technologies in this intelligence discipline. This article deals with signals intelligence in the… …

    Wikipedia

  • 71 nature, philosophy of — Introduction       the discipline that investigates substantive issues regarding the actual features of nature as a reality. The discussion here is divided into two parts: the philosophy of physics and the philosophy of biology.       In this… …

    Universalium

  • 72 Faster-than-light — (also superluminal or FTL) communications and travel refer to the propagation of information or matter faster than the speed of light. Science fiction style space travel, dubbed true FTL, defies known physics.Under the special theory of… …

    Wikipedia

  • 73 Natural history — For other uses, see Natural history (disambiguation). Naturalist redirects here. For other uses, see Naturalist (disambiguation). Tables of natural history, from the 1728 Cyclopaedia Natural history is the scientific research of p …

    Wikipedia

  • 74 Equivalence principle — General relativity|cTopic=Fundamental conceptsThe equivalence principle is one of the fundamental background concepts of the General Theory of Relativity. For the overall context, see General relativity.In the physics of relativity, the… …

    Wikipedia

  • 75 Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …

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  • 76 EDUCATION, JEWISH — This entry is arranged according to the following outline. Bibliography at the end of a section is indicated by (†). in the biblical period the nature of the sources historical survey the patriarchal period and the settlement the kingdom the… …

    Encyclopedia of Judaism

  • 77 Pseudoscience — Part of a series on Science …

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  • 78 motivation — motivational, adj. motivative, adj. /moh teuh vay sheuhn/, n. 1. the act or an instance of motivating. 2. the state or condition of being motivated. 3. something that motivates; inducement; incentive. [1870 75; MOTIVE + ATION] * * * Factors… …

    Universalium

  • 79 Western architecture — Introduction       history of Western architecture from prehistoric Mediterranean cultures to the present.       The history of Western architecture is marked by a series of new solutions to structural problems. During the period from the… …

    Universalium

  • 80 Chandrayaan-1 — Operator Indian Space Research Organisation Mission type Orbiter Satellite of Moon Orbital insertion date 8 November 2008 Orbits 3400 orbits around the …

    Wikipedia