This type of theory does have validity, as several investigators believe that some kind of light energy is key in creating these circles.
(2)(3)The crop circle phenomenon is very interesting.
According to University of Oregon physicist Richard Taylor, yes, they are.
He believes this is the only possible explanation, and has suggested that crop circle artists are using GPS devices, lasers, and microwaves to create these astonishing patterns of geometric forms.
Footage To Verify Existence There is some great footage of it in the documentary “Crop Cricles: quest for truth,” by academy award winning director William Gazecki.
You can view that here.“It was so large that it took us half an hour to find the center.” (quote taken from video link above)There are some more great images of it in this You Tube video.
This is what he wrote in an August 2011 issue of Physics World:“Crop circle artists are not going to give up their secrets easily.