A hybrid-electric jet engine may seem as absurd as a horse-drawn Zeppelin, but GE Aerospace is ground testing a new megawatt-class hybrid turbofan engine and its full powertrain that is powerful ...

The aviation marketplace is a weird place sometimes. Take the current shortage of jet engines, for example. A whole confluence of issues has caused a global engine crisis, resulting in Pratt & Whitney ...

Astro Mechanica’s ground demonstrator, based on a GE CT7 turboshaft, drives a generator powering two propulsors. Credit: Astro Mechanica U.S. startup Astro Mechanica plans to take its hybrid-electric ...

Five years ago, in 2021, American space agency NASA announced it is working on yet another project that doesn’t involve, well, space: the Hybrid Thermally Efficient Core (HyTEC). Since then, NASA’s ...

Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram matter in the air. Yet as manufacturers push these powerplants into more ...

For most people, diesel engines equate to either pickup trucks or semis traversing freeways. However, what many of us do not know is that diesel engines can be used in aircraft, too. You would not ...