Add Yahoo as a preferred source to see more of our stories on Google. Longevity Escape Velocity is a theory that posits we may soon reach a point where aging is optional. Its backers say achieving ...

Death and taxes—the twin inevitabilities of human life. At least, for the moment. If you ask some of the most prominent futurists in the world, death may not be on that (admittedly short and cliché) ...