I’ve done a few experiments in adding color to printed circuit boards. These experiments used a process known as pad printing, and so far all indications are that pad printing is a viable process for ...

We’ve all seen 3D printed jigs that use a permanent marker to color filament as it goes into the hot end. [Sakati84] has a completely different idea. A holder on the print head can pick up one of ...

Your favorite photos deserve to exist as more than digital shadows in bits and bytes. Here's how to pick the right photo ...

A good 3D printer no longer needs to cost a fortune to support multicolor printing. Here, we've picked five affordable ...