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 ...

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

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 ...

You might not have noticed if you’re not a digital artist, but most painting and image apps still get color mixing wrong. As we all learned in kindergarten, blue paint and yellow paint makes green ...