Read more stories about robots here:
- Robot makers bring their work to San Jose gathering
- Robot for senior citizens could decrease cost of growing old
- Robot baristas serve coffee at San Francisco's Cafe X
- New robot toy MekaMon may be this holiday season's big hit
- 'Pepper' the robot welcomes customers at Palo Alto store
- Stanford students reveal meal-cooking robot at Cool Expo
- Stanford uses germ zapping robot to defend hospital from superbugs
- Start-up wants to teach kids to code with robot toy
Click here to read more stories about robots.