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Nature - the world's best science and medicine on your desktop
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Nature, in the broadest sense, is equivalent to the natural world, physical world, or material world. "Nature" refers to the phenomena of the physical world, and also ...
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Episode information, air schedule, and resources for teachers.
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Learn about nature conservation in Arizona, including environmental issues and resources from The Nature Conservancy. Start Exploring Arizona!
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Why zebras evolved their characteristic black-and-white stripes has been the subject of decades of debate among scientists. Now researchers from Hungary and Sweden ...
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Nature in Arizona is full of variety and unparallel beauty. Discover Arizona nature information, images and more at the online Arizona Office of Tourism.
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Definition of NATURE. 1. a: the inherent character or basic constitution of a person or thing : essence b: disposition, temperament. 2. a: a creative and controlling ...
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Poll: Arizona can guard nature, create jobs, Positions revealed by the poll put Arizonans at odds with many of their elected officials.
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An international journal, published weekly, with original, groundbreaking research spanning all of the scientific disciplines.
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Nature, first published on 4 November 1869, is ranked the world's most cited interdisciplinary scientific journal by the Science Edition of the 2010 Journal Citation ...
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