James Bruton is a serial crazy-contraption inventor, from a Lego longboard to a self-balancing mecanum-wheeled "Screw bike." Now he's done it again with might be the most bizarre, big-red-balled ...

The miniscule size of this self-balancing robot makes it a cool project. It actually uses the motor and wheels from a small toy car. But when you look into how the balancing act is performed it gets ...