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Early Christian writers discussed the idea of a "plurality of worlds" as proposed by earlier thinkers such as Democritus; Augustine references Epicurus's idea of innumerable worlds "throughout the boundless immensity of space" in The City of God. [4] Pre-modern writers typically assumed extraterrestrial "worlds" were inhabited by living beings.
The interdimensional hypothesis is a proposal that unidentified flying object (UFO) sightings are the result of experiencing other "dimensions" that coexist separately alongside our own [1] in contrast with either the extraterrestrial hypothesis that suggests UFO sightings are caused by visitations from outside the Earth or the psychosocial hypothesis that argues UFO sightings are best ...
First mammal in space (Albert II, a rhesus monkey). First primate in space. United States V-2: 22 July 1951: First dogs in space (Dezik and Tsygan). First living organisms to fly in space and safely return. USSR Soviet space dogs [7] 5 October 1954
An artist's depiction of a solar sail. In December 2017, NASA released a mission concept involving the launch, in 2069, of an interstellar probe to search for signs of life on planets orbiting stars in and around the Alpha Centauri system.
What makes someone believe that aliens exist? Experts say there's more to it than many people think.
If we lived inside a virtual zoo, simulated by the most intelligent beings in the universe, would we even know it?
Chemistry and biochemistry also help to understand abiogenesis, the process by which life can be generated by non-living things, which is not yet completely understood. Physics in general and planetary science in particular help to understand the conditions at places other than Earth and how they can be more beneficial or harmful for life.
The Xenomorph has terrorized audiences since its first appearance in Alien (1979), a film that remains one of the most influential sci-fi horror movies of all time.. With the release of the latest ...