[Kristian] just put the finishing touches on his full size Segway built from scratch. Back in 2012, he made a small balancing robot using a gyroscopic sensor and a PID controller — you can see ...

You can save up to 60% off a Segway scooter right now. This is a great time to buy one of these state-of-the-art scooters, but these discounts are good only through the end of the day, Oct.