GM and Segway working on new balancing two-wheeler

The Personal Urban Mobility and Accessibility Project (P.U.M.A. for short) will seek to develop a self balancing two-wheeled vehicle capable of reaching speeds of 35 mph – well above the Segway's 12 mph top speed -- for 35 miles.Instead of the more common single track of a motorcycle, this electric vehicle will borrow the side-by-side arrangement popularized on the original Segway Personal