[Chris Nafis] crunched the numbers and found out he could get filament for his 3D printer in bulk for about one-fifth the cost of the cartridges the company sells. This led him to print a feeder ...

Ground plastic bits go in one end, finished 3D-prints come out ... us a bit of the trash printer we featured recently, which is another way to stick it to the filament man.

Mysterious metallic mirrors, stacks of imported marble boulders and a 3D-printed mud hut appeared in the California desert Saturday, as the biennial outdoor art festival Desert X returned.