To a robot, it might look like something from a horror film. Parts — a battery, circuit boards and wiring —are arrayed in pieces on a white lab bench. Metallic arms and legs lay inert on nearby ...

The machines can load and unload trucks, move goods and do other repetitive tasks but are stymied by some, like picking items from a pile. Robots at a DHL facility in Columbus, Ohio.Credit ...

To a robot, it might look like something from a horror film. Parts — a battery, circuit boards and wiring —are arrayed in pieces on a white lab bench. Metallic arms and legs lay inert on nearby ...