It’s a simple robot that drags a pen around to draw on paper. [Tim] decided to build one that uses a simple skid-steer design to get around the page. An Arduino Nano is the brains of the ...

The operation of the Piktograph is very simple: you stand in front of the machine, look into the camera and take a selfie. If you like what you see, the robot will then begin to draw your portrait ...

Drawing inspiration from swarming insects and flocking birds, researchers are finding that simple robot-to-robot rules make the 'bots move together in interesting and very useful ways. Fifteen robots ...