How a 3D printer works can vary depending on the type of printing it's doing. Use this guide to understand the variations in materials and technique.

The best 3D printers for beginners offer simple setup, flexibility, and an intuitive interface to help get users up and printing.

Well, a lot of that is true, but what exactly is 3D printing, and how can you—without a million dollars—use it right now? Here's what you need to know. 3D printers aren't out of reach.

Beyond the ever-dropping cost of 3D printers themselves, one of the biggest perceived barriers of entry to 3D printing is the supposed difficulty of the design process. And, make no mistake: if ...