GE Aerospace is building the world's largest jet engine for Boeing's new 777X, and it's using a giant 747 to test it. We ...

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 ...

CFM International (a joint GE Aerospace and Safran Aircraft Engines company) has announced that its revolutionary open-fan engine design is now moving from design to full-scale testing. This does not ...

Hypersonic developer Hermeus has begun testing a proprietary pre-cooler technology that will allow a standard Pratt & Whitney F100 jet engine to operate at higher speeds and with greater efficiency.

BAY ST. LOUIS, Miss. (AP) -- Rolls-Royce North America has broken ground on $50 million second jet engine test stand at the John C. Stennis Space Center in Hancock County, Miss. The ceremony was ...

GE Aerospace and Kratos have concluded high-altitude testing of a small jet engine intended to power uncrewed fighter aircraft. The pair, which announced their intent to jointly develop the GEK800 ...

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 ...