I recently picked up 3D printing as a hobby. It almost feels unreal to be able to print pretty much any object I want to.

ORNL researchers developed a novel extrusion technology that allows multiple materials to be printed in one bead.

In contrast to the success of their molten-plastic cousins, paste extrusion 3D printers have never really attained much popularity. This is shame because, as the [Hand and Machine] research group at ...

Good 3D printers now have multiple hot ends. You ought to be able to print in different colors or print support material. However, a lot of us don’t have multiple hot ends. Turns out, you don’t have ...

Researchers at the Department of Energy's Oak Ridge National Laboratory have developed a novel extrusion system that combines ...