The most comprehensive and detailed explanations given by Bob Lazar that I've found on the internet. He discusses generating gravity fields, using element 115 as a fuel source and extraterrestrial life. From 'The Lazar Tape' in 1991.

https://www.youtube.com/watch?v=x9r1M5jvps8

Submitted August 04, 2021 at 12:26AM by HaemoglobinA https://ift.tt/3lsJYjy