Are we alone in deep space? It boils down to whether intelligence is a likely result of natural choice or an unlikely fluke. By meaning, possible occasions happen often, unlikely occasions happen seldom– or as soon as. Our evolutionary history reveals that numerous essential adjustments– not simply intelligence, however complicated animals, complicated cells, photosynthesis, and life itself– were special, one-off occasions, and for that reason extremely unlikely. Our development might have resembled winning the lottery game … just far less most likely. Deep space is remarkably large. The Galaxy has more than 100 billion stars, and there are over a trillion galaxies in …

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