Instead of shutting down to recharge, the Walker S2 walks to a nearby swap station. When one battery starts to run low, the robot turns its torso, uses built-in tools on its arms and removes the ...

No matter how you feel about humanoid robots, they currently all have a technical limitation due to their form factor. Unless the robot is tethered to a power supply, it needs a battery, and unless ...

Cornell University researchers are building soft robots with “robot blood” that is both hydraulic fluid that provides motive force and at the same time a battery that stores and delivers energy ...

The Arduino is an amazing piece of technology that can be used to power all kinds of gadgets, often using nothing more than a battery and various components that don’t cost more than a few bucks.