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.

Turbojet engines are an incredible piece of 20th century engineering that except for some edge cases, have mostly been replaced by Turbofans. Still, even the most basic early designs were ...

Honda’s VTEC technology is well-known for putting a little pep in the step of its engines. These days, it’s a bit of a tuner meme, prompting one YouTuber to recreate the system on a smaller scale.

3D printed materials have come a long way in the last decade or so as printers have become more and more mainstream. Printers can use all kinds of different plastics with varying physical ...

SINGAPORE—China conducted the first flight of a domestically developed 3D-printed turbojet engine in November 2025, marking a milestone toward mass-producing lower-cost jet engines for applications ...

The 3D printed microturbine engine developed by Technion - Israel Institute of Technology and PTC software seen here in a cut-away showing the internal structure. One aspect of how industrial 3D ...