SYDNEY (Reuters) - Australian researchers unveiled the world's first 3D-printed jet engine on Thursday, a manufacturing breakthrough that could lead to cheaper, lighter and more fuel-efficient jets.

Beehive Industries, a company that 3D prints jet engines for unmanned military vehicles, will ramp up production at its Knoxville facility with the help of a new $12.4 million contract sponsored by ...

If you have seen a photo of a Boeing 777X, you've probably noticed how large its engines are. But to answer the question from the title, we need to analyze both the aircraft and the engine in detail.