Where are all the aliens? The universe is too big and too old, why have we not met aliens yet? Do they live in computers? Were they wiped out by an ancient super intelligence? Or are we just to primitive to understand their motives? Whatever the answer is, it is incredibly important for our own future. First Fermi Video: http://www.youtube.com/watch?v=sNhhvQGsMEc What is life: https://www.youtu
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