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satellite, natural
(Encyclopedia) satellite, natural, celestial body orbiting a planet, dwarf planet, asteroid, or star of a larger size. The most familiar natural satellite is the earth's moon; thus, satellites of…Natural Bridge
(Encyclopedia) Natural Bridge, small village, Rockbridge co., W Va., in the Shenandoah valley; founded 1774. Nearby is the famous Natural Bridge over the gorge of Cedar Creek. It is a limestone arch…natural childbirth
(Encyclopedia) natural childbirth: see birth.natural gas
(Encyclopedia) natural gas, natural mixture of gaseous hydrocarbons found issuing from the ground or obtained from specially driven wells. The composition of natural gas varies in different…natural law
(Encyclopedia) natural law, theory that some laws are basic and fundamental to human nature and are discoverable by human reason without reference to specific legislative enactments or judicial…natural rights
(Encyclopedia) natural rights, political theory that maintains that an individual enters into society with certain basic rights and that no government can deny these rights. The modern idea of…natural selection
(Encyclopedia) natural selection: see selection.Historical Development and Mechanisms of Evolution and Natural Selection: Natural Selection and Evolution
Natural Selection and EvolutionHistorical Development and Mechanisms of Evolution and Natural SelectionIntroductionEarly Theories of EvolutionNatural Selection and EvolutionNatural-Selection…Historical Development and Mechanisms of Evolution and Natural Selection: Natural-Selection Mechanisms
Natural-Selection MechanismsHistorical Development and Mechanisms of Evolution and Natural SelectionIntroductionEarly Theories of EvolutionNatural Selection and EvolutionNatural-Selection Mechanisms…Ralph Waldo Emerson: Nature I
Nature IWinters know Easily to shed the snow, And the untaught Spring is wise In cowslips and anemonies. Nature, hating art and pains, Baulks and baffles plotting brains; Casualty and…