(Beware, there is a very little bit of off-color language and humor in the ... The biggest problem, of course, with a 3D printed jet engine is that the engine gets hot and plastic likes to melt.

If 3D printed piston engines aren’t your speed, though, take a look at this jet engine which uses a 3D printed compressor.

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 ...