[Mech Ninja] discovered this while developing a ducted fan based around an RC motor. The ducted fan is meant to be a stand-in for a model jet engine ... built a variable nozzle to more finely ...

In the spirit of speed, [James Whomsley] strapped a jet turbine engine to an RC car, and learned some hard lessons along the way. The car started as a four-wheel drive electric race car ...

Under the hot lights of a White House stage and the glare of brusque tycoons from ABC's Shark Tank, Felipe Gómez del Campo had 60 seconds to pitch his invention, a jet engine nozzle that reduces fuel ...