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The Universe Could Tear Itself Apart Sooner Than Anyone Believed

Many physicists now believe the universe will end by tearing itself apart — and now it appears that this could happen sooner than anyone expected. Originally, scientists hypothesized that the Big Rip would happen in 20 to 22 billion years based on a reasonable set of parameters — but now it sounds as though we may… » 7/23/12 11:00am 7/23/12 11:00am