"The Dark Forest" theory
"The Dark Forest" theory comes from a 2008 science-fiction novel "The Dark Forest". The theory presents an answer to the Fermi paradox, which is a conflict between clear lack of evidence of extraterrestrial life, and various high estimates of existence of said life, primarily base on the Drake equation, which was used to estimate amount of other intelligent civilizations in the whole universe. The theory states, that the reason for why we haven’t yet met any other sentient forms of extraterrestrial life is because said civilizations are purposefully hiding their existence based on fear of complete annihilation from other forms of life and at the same time try to detect and eliminate other civilizations before they are detected and eliminated, based on a more advanced “kill or be killed” doctrine. Based on this theory, two possibilities are created – either we haven’t met any alien civilizations due to them concealing their existence, or there is a single civilizatio...