The future of the Boeing 777X may ultimately depend less on its folding wingtips or ultra-wide cabin and more on whether the GE9X engine can survive sustained operation at temperatures approaching ...

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 ...

Boeing is set to debut its biggest plane ever next month, and the 777X has finally been paired with the gargantuan GE-9X engine that will propel its flight. The plane is currently housed in Boeing's ...

A General Electric GE9X jet engine on a Boeing 777X plane - GE Aerospace media When General Electric set out to build a jet engine for the Boeing 777X, they didn't just repeat the previous GE90,they ...