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Immortality is the concept of eternal life. [2] Some species possess 'biological immortality' due to an apparent lack of the Hayflick limit. [3] [4] From at least the time of the ancient Mesopotamians, there has been a conviction that gods may be physically immortal, and that this is also a state that the gods at times offer humans.
The contrasts between these arguments are fully explored in the field of environmental ethics. Debates often focus on how much time and effort should be expended on investigating the possibility of any microscopic life on a planet before deciding whether to terraform, and what level of sophistication or chances for future development alien life would deserve varying levels of commitment to non ...
In his new book, “Why We Die: The New Science of Aging and the Quest for Immortality,” Nobel Prize-winning molecular biologist Venki Ramakrishnan sifts through past and cutting-edge research ...
These two ingredients are cited in ancient Taoist texts as ingredients for immortality. Potassium nitrate is an inorganic salt used today as a natural source of nitrate, and is a useful ingredient ...
Biological immortality (sometimes referred to as bio-indefinite mortality) is a state in which the rate of mortality from senescence (or aging) is stable or decreasing, thus decoupling it from chronological age. Various unicellular and multicellular species, including some vertebrates, achieve this state either throughout their existence or ...
But Kurzweil says one crucial step on the way to a potential 2045 singularity is the concept of immortality, possibly reached as soon as 2030. And the rapid rise of artificial intelligence is what ...
Due to the gravity of the issue, strict restrictions and proceedings are enforced regardless of legal status. Euthanasia is a controversial issue because of conflicting moral feelings both within a person's own beliefs and between different cultures, ethnicities, religions and other groups.
Controversy about life extension is due to fear of overpopulation and possible effects on society. [89] Biogerontologist Aubrey De Grey counters the overpopulation critique by pointing out that the therapy could postpone or eliminate menopause , allowing women to space out their pregnancies over more years and thus decreasing the yearly ...