Whisper Aero doesn't plan to actually make the Whisper Jet, but this vision shows how 11 small ducted fans could be mounted on each wing. The jet engines on commercial airplanes can be absolutely huge ...

We show you how to wire in an electric fan relay kit with a thermostatic switch. If you've got an electric cooling fan on your classic car or hot rod and you want to know how to wire it with a relay, ...