Virginia Tech's CHARLI (aka Cognitive Humanoid Autonomous Robot with Learning Intelligence) greets kids in the robot pavilion. The 5-foot droid was first unveiled two years ago and billed as the first full-size autonomous humanoid robot in the U.S.
July 28, 2012 11:59 AM PDT
Photo by: Tim Hornyak/CNET
| Caption by: Tim Hornyak
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