This isn’t your average remote-controlled airplane. I came across a giant RC aircraft—turbine-powered and capable of reaching an insane 548 mph. That’s right, faster than most full-size ...

Can you turn 47 pounds (21 kg) of PLA filament into a gigantic working 3D-printed RC car? No, no you can’t — at least not if you eschew proper bearings in favor of printed bushings.