Bicycle-wheel gyroscope Check it out! When the wheel isn't spinning, it's easy to tilt it from side to side. But when the wheel is given a spin, its forward momentum resists side to side movement.

And it’s all thanks to this ingenious gyro-equipped bike wheel. Like the Seqway before it, the Gyrowheel uses, well, a gyro, to maintain balance long enough so that a child can comfortably get ...

To prove that gyro and caster effects were not needed, the researchers built a riderless bicycle with two small wheels, each matched with a counter-rotating disk to eliminate the gyro effects, and ...

"The Copenhagen wheel is an insert. It's a back wheel you can put on almost any bike, and it will turn it into a smart, hybrid electric," says Biderman, who heads a new company in Cambridge now ...