There has been considerable discussion over the past week in the forums on the subject of "Black Triangles," a relatively new addition to "UFO" debate that challenges the familiar "flying disc" paradigm. One contributor recently posted a link to this article, which goes a long way toward re-thinking the whole "anti-gravity" concept vis-a-vis levitation and propulsion.
For example, "Anti-gravity devices would be dandy for tooling around over Earth, but
outward travel would be limited because the planetary gravity gradually
weakens as the surface is left behind. At the edges of Earth’s field of
gravity, the situation would be like trying to sail a boat without a
It’s nice to see somebody thinking clearly "outside the box" — or, in this case, outside the saucer.