You are here: PureEnergySystems.com > News > March 27, 2011 The Enigmatic Solid State Gravity Box An anonymous individual referring to himself only as "S.F." has posted a series of videos detailing experiments performed on a gravity defying black box along with propulsion characteristics. He claims that it violates Newton’s laws producing action without reaction! by Hank Mills Pure Energy Systems News Internet videos of devices claimed to break the laws of physics are pretty common these days. However, once in a while one comes along that makes you look twice. An anonymous individual identifying himself only with the initials "S.F." has posted a series of enigmatic videos of a very curious black box. During the video, tests are performed on this black box and a voice over describes the technology. Please visit the following link to view all the videos and click on the embedded video below t