The rapid evolution of the low-cost 3D printer seen in the first ... the diameter of the filament. Today, you can get any type of plastic you want, in any color, in two sizes: 1.75 and 3mm.

If you’ve got a suitably high-end 3D printer, one solution to this problem is doing the supports in a water soluble filament; just toss the print into a bath and wait for the support to dissolve ...

Though the 3D printing hobby is jampacked with do-it-yourselfers, making your own filament is still out of reach for most ...

(See our primer on 3D printer filament types.) Another technology used in 3D printing is stereolithography, commonly ...