Immortality (or eternal life) is the concept of living in a physical or spiritual form for an infinite or inconceivably vast length of time.
As immortality is the negation of mortality—not dying or not being subject to death—it has been a subject of fascination to humanity since at least the beginning of history. The Epic of Gilgamesh, one of the first literary works, dating back at least to the 22nd century BC, is primarily a quest of a hero see...
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Immortality (or eternal life) is the concept of living in a physical or spiritual form for an infinite or inconceivably vast length of time.
As immortality is the negation of mortality—not dying or not being subject to death—it has been a subject of fascination to humanity since at least the beginning of history. The Epic of Gilgamesh, one of the first literary works, dating back at least to the 22nd century BC, is primarily a quest of a hero seeking to become immortal. What form an unending human life would take (as well as whether it is subject to incapacitation), or whether the soul exists and possesses immortality, has been a major point of focus of religion, as well as the subject of speculation, fantasy, and debate.
It is not known whether human physical immortality is an achievable condition. Biological forms have inherent limitations which may or may not be able to be overcome through medical interventions or engineering. As of 2009, natural selection has developed biological...
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