Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Since 3D printers debuted in the 1980s, the devices have been used ...

Commodity bearings are a a boon for makers who to want something to rotate smoothly, but what if you don’t have one in a pinch? [Cliff] of might have the answer for you, in the form of 3D printed ...

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 ...