Living proof is this human-following robot/car that was build by the YouTuber over at DIY Builder, which relies on an Arduino Uno as the brain of the device.

Remote-Controlled Car Transformed Into A Robot With Arduino. By Elizabeth Fish. Apr 2, 2012 7:13 am PDT [Photo: Randy Sarafan] ...

Arduino is now offering a fully-assembled robot, designed as a base platform for electronics tinkerers' DIY robotics projects. Its hardware and software are open-source, and designed to be hacked.

Sparki uses an ATMega32 processor and a custom bootloader to run Arduino functionality. It has a distance sensor to calculate the distance to walls and objects, an accelerometer, light-sensing ...

As far as consumer humanoid robots go, Aldebaran Robotics' NAO is certainly one of the more capable. Now, the li'l bot can also drive a car – if that car is its new miniature electric BMW Z4.