Is it real? Well, yes and no. “While it’s not to scale, this 1.5 inch long model was made entirely from direct metal laser melting and required no assembly,” explains GE in another tweet. Does it work ...

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.

Researchers demonstrated the first fully 3D-printed, droplet-emitting electrospray engine. The low-cost device can be fabricated more quickly than traditional thrusters, potentially from on board a ...