Discusses the various theories concerning the creation, expansion, and possible end of the universe. Also defines such phenomena as black holes, neutrons, pulsars, red shifts,...
Will a magnet pick up a paper clip or a feather? The answer is, just the paper clip. Magnets only pick up things that contain...
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Discusses the various theories concerning the creation, expansion, and possible end of the universe. Also defines such phenomena as black holes, neutrons, pulsars, red shifts,...
