The famed futurist says AI, computational medicine and molecular biology could bring humanity to ‘longevity escape velocity,’ where science adds at least a year of healthy life for every year lived. Scientists are intrigued, but far from convinced Within less than a decade, perhaps around 2032, aging may stop being a one-way process, according to Ray Kurzweil, one of the world’s best-known futurists and a leading voice in the debate over artificial intelligence. Kurzweil believes that a combin... [6739 chars]