Where the aliens are hidden – the probability of being already on earth and the theory of “zoo”

Scientists have been wondering for many years why it is so difficult to search for extraterrestrial life, possibly traces of which, according to astronomers, found in a very distant exoplanet. An American team of scientists found in the atmosphere of the planet K2-18B, 124 years away from Earth, “the most promising to date” chemical traces of a possible life. The results of their research, however, remain confirmed. Our galaxy, one of the 170 billion galaxies throughout the universe, has been around for about 10 billion years and has more than 100 billion stars. It could therefore only host a dizzying number of potentially habitable planets. “So where are all of them?” It was precisely the question posed by the natural Enrico Fermi in 1950, discussing with his colleagues, on the break for food, about the “absence of existence”. According to the “Fermi Paradox”, having enough time at his disposal, “every extraterrestrial species should in the end acquire his own […]
Source: News Beast

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