We’ve all seen the movies. Sometime in a distant future, humans have solved the riddle of aging. The answer usually involves some sort of hard-to-understand science or some kind of mystical magic.

Immortality has fascinated humanity for millennia, from ancient myths of eternal youth to modern science fiction's promises of living forever. Today, the question is no longer confined to the realm of ...

Elon Musk says “Immortality can be yours!” as Grokipedia aims to preserve human stories beyond Earth for eternity.