Could planet Earth be the only place in the entire universe that contains life as we know it? via unexplained-mysteries: If the universe is teeming with intelligent alien civilizations, then why have we yet to discover any? The question of whether we are alone in the universe remains one of the biggest philosophical conundrums of our time. While it seems almost inconceivable that our civilization is alone in the cosmos, the fact still remains that we have yet to see any evidence to the contrary. The Fermi paradox, which highlights the contradiction between the likely existence of extraterrestrial civilizations and the fact that we have still never encountered any, seems to suggest that either there are no aliens out there, or they are so rare that it is unlikely we would ever come across them. Now one physicist has come up with another explanation - one that could explain, not only why we have yet to discover alien life, but also what might ultimately happen in the future. In a new