Science and technology

Associated Press
FILE - In this Wednesday, Jan. 9, 2013, file photo, a Lexus SL 600 Integrated Safety driverless research vehicle is seen on display at the Consumer Electronics Show, in Las Vegas. Now, two years after Google invented one, California and other U.S. states are rewriting the rules of the road to make way for driverless cars, leaving a growing number of technologists and economists to wonder what happens to the millions of people who make a living driving cars and trucks. (AP Photo/Julie Jacobson, File)

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