Reinventing the Wheel

The guessing game over Ginger has come to an end as Dean Kamen unveils his engineering marvel under its official name: Segway. Developed at a cost of more than $100 million, Kamen’s vehicle is a complex bundle of hardware and software that mimics the human body’s ability to maintain its balance. Not only does it have no brakes, it also has no engine, no throttle, no gearshift and no steering wheel. And it can carry the average rider for a full day, non-stop, on only five cents’ worth of electricity