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uld take approximately 129,000 years; just receiving a message at the speed of communication now possible would take 22 years (Plank 64). Of course, believers can get past this by claiming the possibility of a faster means of travel for a more advanced civilization, one that would thus be able to visit us. The question that arises, however, is why it is so important to believe not only that this is possible, which it might be, but that it has already happened.

Scientific inquiry led to the search for signs of life. The search for signs of life was one thing, w

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