Ideological differences threaten to muddy the definition of death in the United States — with potentially negative consequences for clinicians and people awaiting organ transplants. Ideological differences threaten to muddy the definition of death in the United States — with potentially negative consequences for clinicians and people awaiting organ transplants.
Google engineer Ray Kurzweil thinks that advances in technology will quickly lead to age-reversing nanobots . MailOnline takes a look at the ways humanity could attain eternal life.
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