Paul Solman interviews inventor,author and futurist Ray Kurzweil about eternal life.
Will we one day be able to live forever? What is the goal of economics if not the greatest good for the greatest number of people? Substitute "happy, healthy, never-ending life" for "greatest good" and you can see where economics correspondent Paul Solman is going with this. Focusing on immortality, this is the fourth installment of our occasional series on the future of technology.
AIR DATE 7/9/12
PBS NewsHour provides in-depth analysis of current events with a news summary, live studio interviews and discussions of domestic and international issues. Amna Nawaz and Geoff Bennett co-anchor.
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