Great post from my favorite E.V.P. researcher, investigator and blogger, Randy Keller. I feel this is one of those truly informative posts every paranormal researcher should read and remember. Don’t forget to check out Randy’s other great posts while you’re there!
Originally posted on thevoicesblog:
Over the years, I’ve learned that my eyes are not completely trustworthy. As a paranormal investigator, I’ve also learned to adjust them. When I witness something “ghostly,” or highly out of the ordinary, and before I assume that “paranormal” explanation, I look for clarification above my own nose. It turns out, there are a number of fascinating visual conditions which will cause us to see things that may not be there, and I seem to be susceptible to a few.
The first time I noticed a kind of misty, ectoplasmic looking entity floating around the room, it turned out to be the result of Blue Field Disorder. BFD is the ability to see the blood vessels in your eyes as imprints on the normal field of view. All it takes is the slight presence of blue light in a dark room, and depending on your sensitivity, this effect can continue…
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