2 magnets, copper wire without sheath, a DC engine. Size determines Power Level. Add a torroidal field current and you have a crude gravlev - a free floating object.
People do it all the time, plenty of videos out there when we had the legacy internet.
Key- make sure your magnets (in a circle, mounted, but exposed) and your copper wraps, right hand twist 1 to 7 per foot, are MATCHED IN SIZE.
As I remember it. That was twenty years ago, back when I played with this kind of thing. If you ever want to piss of the jewbie, issue free energy blueprints for FREE in the public domain. They will hunt you down and kill you.
Aliens are demons, not from "space."