A palm-sized robot has been made with a drop of liquid metal in a plastic wheel. The robot’s wheel rolls when the liquid metal changes the center of gravity, which is controlled by altering the ...

Wheel-based robots are reshaping factory logistics and exerting a far-reaching influence on automation system design.

Raspberry Pi enthusiasts looking for a little inspiration for their next project may be interested in this awesome Raspberry Pi powered metal detecting robot that has been created and equipped with ...

Gallium, take the wheel. A small metal droplet can propel a wheeled robot forward with a simple electric current. The technique paves the way for larger robots that can trundle like tumbleweeds ...