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I would like to expand on a topic that I originally wrote about in the Objectivismonline Chat room. The topic of human evolution and survival. You may or may not be aware, but our sun (like many stars) eventually will burn out after a period of initial expansion in which the Earth will be consumed by the expanding and dying star. Most scientist's today realize that such an event is far off (5 billion years from now) and due to the very long length of time in which this will eventually occur, there is no immediate need to prepare for such an event. When scientists grapple with t