The Conviction that ET Is Out There Survives Every Setback
alien life, artificial superintelligence, astrobiologists, Dirk Schulze-Makuch, extra-terrestrial intelligence, faith, fine-tuning, galaxy, gamma ray bursts, Great Filter Hypothesis, Intelligent Design, Occam's Razor, Paul Davies, Physics, Earth & Space, Roger Penrose, stars
The usual practice in science would rule out mundane explanations first. But clearly, that is a road not taken. Source