Show Details


July 28, 2006

Is our universe really a sequel?  A new quantum model suggests it may be.  This graph depicts a new view our universe's history, from a previous incarnation (left branch) that shrank until the Big Bang (midpoint), when gravity actually reversed itself and

A computer counselor for teenage girls, how apples help cells, what came before the Big Bang, carbon dioxide in our oceans, and what firefly flashes are saying.


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