These wheels morph into new shapes to give wheelchair users the ability to drive anywhere. Researchers say it's the first of its kind. Depending on the surface it's rolling over, this rigid wheel ...

Compared to their manual counterparts, electric wheelchairs are far less demanding to operate, as the user doesn’t need to have upper body strength normally required to turn the wheels.

Imagine a wheelchair equipped with wheels flexible enough to navigate all manner of obstacles from kerbs to humps and even staircases. Or perhaps an unmanned delivery vehicle using the same wheels ...