Who doesn’t have a shelf groaning with cans of half-used, unwanted paint? It’s a space crisis at home and an environmental crisis at the landfill. The trouble is, paint stores won’t mix anything ...

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 ...

We’ve all learned in primary school art classes that blue and yellow make green, and that adding a little black to a color will make it darker. But what if you want to paint with a color that exactly ...

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

Artists work with real paint by mixing groups of colors on a palette, making for natural blending and color combinations. That's a far cry from Photoshop-type color pickers, which let you grab ...