John Goodenough
In this undated photo provided by the University of Texas at Austin, John Goodenough, godfather of the lithium ion battery, poses for photos with one of his devices. Goodenough, 90, is the man responsible for the 1979 breakthrough that led to the first commercial lithium ion battery in 1991. He will receive the National Medal of Science at the White House next month. (AP Photo/University of Texas at Austin)
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