Date: March 18th, 2005 File Size: 1.9mb (11kbps) Format: Windows Media 10 Overview: Aerospace engineer Gary Stephenson joins us to talk about Heim Theory, the Gerstenstein Effect, and a variety of potential methods for controlling gravity and generating propulsive thrust via High-Frequency Gravity Wave technologies. Stephenson has published extensively on this for the STAIF Conference. Link:Gary Stephenson Overview