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No such life has ever been verifiably observed to exist. [1] The question of whether other inhabited worlds might exist has been debated since ancient times. [ 2 ] The modern form of the concept emerged when the Copernican Revolution demonstrated that the Earth was a planet revolving around the Sun, and other planets were, conversely, other ...
Although the idea of extraterrestrial peoples became feasible once astronomy developed enough to understand the nature of planets, they were not thought of as being any different from humans. Having no scientific explanation for the origin of mankind and its relation to other species, there was no reason to expect them to be any other way.
This is an accepted version of this page This is the latest accepted revision, reviewed on 6 March 2025. Discrepancy of the lack of evidence for alien life despite its apparent likelihood This article is about the absence of clear evidence of extraterrestrial life. For a type of estimation problem, see Fermi problem. Enrico Fermi (Los Alamos 1945) The Fermi paradox is the discrepancy between ...
Much like how researchers believe humans mixed with Neanderthals in Eurasia before the Neanderthal went extinct, the study suggests that an “archaic hominin ghost population” could have ...
Dinosaur fossils are by different groups of Young Earth creationists either interpreted as hoaxes, sometimes said to be orchestrated by Satan, or as the remains of creatures that cannot have lived as long ago as science has determined. The second explanation implies that dinosaurs would have coexisted with humans. [13]
What makes someone believe that aliens exist? Experts say there's more to it than many people think.
If an earlier civilization existed on Earth millions of years ago, we might have trouble finding evidence of it -- but that doesn't mean it didn't exist.
Although stellar parallax does exist, stars are too far away from Earth, more than Greeks considered, to be noticeable by the naked eye. [3] Plato (left) and Aristotle (right) opposed the idea of a plurality of worlds. The Greeks discussed as well the possible existence of other worlds, but did not consider the planets as such.