YOKOTA AIR BASE, Japan — Tech. Sgt. Tylar Cravens believes he has an idea that could change the way the Air Force trains aircraft maintainers, and he’ll soon pitch it to top leaders at the Pentagon.

For the last six months, Cody Wilson and his non-profit group Defense Distributed have worked towards a controversial goal: To make as many firearm components as possible into 3D-printable, ...

This is the beginning of a series on practical prints for your 3D printer. Lots of people have seen 3D printers in action, but many of the prints are what can best be called novelty prints. They're ...

In 2014, eight engineers started a secret project behind the walls of GE Aviation’s headquarters. Their challenge? Build an aircraft engine with 3D printing instead of traditional manufacturing. The ...