Crypto-anarchist Cody Wilson fired the world's first 3D printed handgun in 2013 A firm that distributed 3D-printer blueprints for ... had been available for free download but a temporary ban ...

I have several 3D printers, and I’ve always been satisfied with using either Repetier or Marlin on all of them. There are a few other firmware versions that could run on my hardware, but those ...

We didn’t notice [Nikita]’s post about building a concrete 3D printer, a few months ago, but the idea seems sound: build a basic CNC XY axis and then add a mortar pump and hose to deposit ...

3DSystems' cubify.com also offers a myriad of designs, but many of these are not free. You can browse both sites to get an idea of what's possible with 3D printers. Once you have a design you're ...