Antigravity.org http://www.antigravity.org
Sergey Ivanenko explains gravity as an inertial phenomenon caused by movement of the universe with respect to higher dimensions.
Gravity and Space http://www.gravityandspace.com
A continuous, magnetic field fills universal space; and also permeates all matter. Hence, a virtual continuum of a single, real field descries gravity.
Gravity Made Simple http://www.gravityms.com
An unusual description of how gravity may work based on time and motion and the superstring theory where all things are vibrations.