Where Are The Aliens?

本站添加: 2026-05-16

The Fermi Paradox is the apparent contradiction between the high probability of extraterrestrial civilizations existing in our vast universe (with billions of galaxies and trillions of planets) and the complete lack of evidence or contact with such civilizations, prompting scientists and thinkers to question whether intelligent life is truly common or if something prevents civilizations from surviving or being detected.