Scientists have just come up with another potential explanation for why we have never found signs of extraterrestrial life in the cosmos — we may be living in the wrong universe.
A new theoretical model based on the famous Drake equation suggests that alien life is more likely to emerge in specific parallel universes that could potentially exist alongside ours in a never-ending multiverse. If this is the case, it means we do not live in the "optimal universe" for detecting extraterrestrial civilizations.
