Dial up hues with this Arduino-powered, on-demand spray-can mixer ...

One of the problems with being a graffiti artist is that you have to carry around a different spray can for each color you intend to use. [Sandesh Manik] decided to solve this problem by building a ...

A widely shared video supposedly features a car harboring some special property that seemingly allows it to magically change color, cycling through red, purple, blue, green, yellow and brown exteriors ...

Light painting, or taking a few RGB LEDs, a camera with a long exposure, and turning the world into Tron, has been around for a while. We haven’t seen many people using their household CNC machines ...