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big bang theory |
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big bang theory [¦big ′baŋ ‚thē·ə·rē] (astronomy) A theory of the origin and evolution of the universe which holds that approximately 1.4 × 1010years ago all the matter in the universe was packed into a small agglomeration of extremely high density and temperature which exploded, sending matter in all directions and giving rise to the expanding universe. Also known as superdense theory. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| The Big Bang theory, however, does not explain what happened before the universe's beginning. the theory of relativity, the big bang theory, evolution, even the HIV-AIDS paradigm--and rigorously re-examines the basic assumptions and conclusions of each with a kind of schoolboy ruthlessness. Two astrophysicists have won the 2006 Nobel Prize in Physics for their leading roles in a satellite mission that provided convincing evidence of the validity of the Big Bang theory and first detected the seeds of galaxy formation. |
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