Ever since 3D printing broke into the mainstream, it's become possible not only to download and make reproductions of small parts for your car (hopefully nothing crucial that will encounter a lot of ...

The new John Deere tractors rolling off the manufacturing line in Mannheim, Germany, have a first for the company: a metal 3D-printed engine part. The global manufacturer of agricultural and turf ...

If you head over to Thingiverse, you can get instructions for a hand-cranked, 3D-printable jet engine, courtesy of GE. Michelle Starr is CNET's science editor, and she hopes to get you as enthralled ...