Editor's Note: With Amazon's October Prime Day" target="_self coming fast, there are going to be many chances to get to save money on printers. Most of the biggest ...

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 ...

A Ben Cox, engineer at the Morgridge Institute for Research: 3D printing is a process by which we make a piece layer by layer, and the various forms of 3D printing differ in how they make each layer.