Picture I Kimmo Huosionmaa There is sometimes the symmetrical circular holes in the cloud layer. Those holes cause sometimes the UFO-alerts or reports because in the dark night those holes would allow seeing stars thru it. And when other clouds could be dark, those holes would be reported as the "flying saucers" for officials, who would not, of course, find anything from the area, Those circular cloud holes can be formed because the cylinder shape rising wind or thermic would make that form possible. Also, upwards targeted microwaves sometimes cause this kind of holes to the clouds. Picture II There have been tested the weapon systems, where microwave transmitters are set in the line around the possible target, and those side by side stationed microwave transmitters would make the "wall", what is very difficult to pass by using missiles or aircraft. The purpose of that microwave wall is to explode the missiles and bombs before they hit the target. T...