Beyond the simple world of basic PLA filaments there is a whole wild world of additives that can change this humble material for better or worse. The most common additives here are primarily to add ...

PLA has no limits.

Used thoughtfully, it makes specialty filament feel less like a stunt and more like another tool in the drawer.

For a couple of years now, I’ve been trying to find an excuse to buy a decent 3D printer. Friends and fellow Ars staffers who had them would gush about them at every opportunity, talking about how ...