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Stanford Encyclopedia of Philosophy
描述: Article from the Stanford Encyclopedia of Philosophy about the basis of time travel scenarios in modern physics, including a discussion of mechanisms such as wormholes, and the question of paradoxes.
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Academic website on information ethics. Platform for exchanging information about worldwide teaching and research in this field. News. Lists of institutions ...
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Elementary exposition of Euclidean geometry, Newton vs. Einstein, and the possibility to travel into the future, and see into the past, in relativity. By Alex ...
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Group at the Center for Experimental Nuclear Physics and Astrophysics, University of Washington, undertaking laboratory tests of gravitational and sub-gravitational ...
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Introductory article by John Baez.
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A collection of brief articles by the renowned non-fiction author John Gribbin. Includes "How to build a time machine", articles about wormholes and time travel ...
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Research in superstring theory, quantum gravity, quantum field theory, cosmology, and particle phenomenology.
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Comprises nine major applied engineering, interim storage, and research and development facilities. Located between Idaho Falls and Arco, Idaho.
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Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS ...
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