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.

Each of the new CFM LEAP engines, a joint venture between GE Aviation and Safran Aircraft Engines, will have 19 3D-printed fuel nozzles in the combustion that’s impossible to be made any other way.

China has conducted a successful maiden flight of a miniature turbojet engine manufactured entirely with 3D printing, a development that explores new methods for tackling difficulties in aerospace ...

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 ...

Flames stream from New Frontier Aerospace’s Mjölnir rocket engine during a hot-fire test. (NFA Photo) Kent, Wash.-based New Frontier Aerospace says it has put its 3D-printed Mjölnir rocket engine ...

Back in March, a small aircraft in the UK lost engine power while coming in for a landing and crashed. The aircraft was a total loss, but thankfully, the pilot suffered only minor injuries. According ...

How is the 737 MAX program still at risk?