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 ...

A turbofan engine, on the other hand, is designed to move huge amounts of air to propel an aircraft forward. At lower subsonic speeds, it does this quite well. Faster than that, aerodynamic drag ...

Raquel Rivera, who runs Pratt & Whitney’s assembly plants, wanted to know what was going wrong with production of the company’s new flagship jet engine, and at an emotional meeting in late March at ...

The GE9X turbofan is already shattering records as the largest and most sophisticated turbofan ever built. With a record-breaking thrust of 134,300 pounds and an equally impressive core speed of ...