I made some mistakes learning how to use the $300 Elegoo Centauri Carbon 3D printer, but it didn't take me long to make my first part.

Learn how to design and 3D print with Tinkercad in this beginner-friendly guide. Step-by-step tips to turn your ideas into tangible creations.

STL files are everywhere. When there’s something to 3D print, it’s probably going to be an STL. Which, as long as the model is good just as it is, is no trouble at all. But sooner or later there will ...

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 ...