This year, he’s using the same toaster oven heating elements, only cut down to make the heater smaller and more efficient. Basically, [Brett] is making a small cartridge heater out of the ...

Ground plastic bits go in one end, finished 3D-prints come out the other. That’s the idea behind [HomoFaciens]’ latest build: a direct-extrusion 3D-printer. And like all of his builds, it’s ...