I was travelling home with it when I noticed, behind the hills beyond Silsden, a perfectly formed arch of cloud - like a cloudy rainbow, I pulled in, intending to take photos. By the time I'd sorted the camera out the arch had broken up as per the photo, but I took a few shots anyway. That evening, I was playing with the camera and deleting shots I'd taken when I came across this one showing something on the far left.
'The extraterrestrials would probably be far in advance of us,' Professor Hawking said in 2004. 'The history of advanced races meeting more primitive people on this planet is not very happy, and they were the same species.'
"This is clearly a crop circle, not a UAP [unidentified flying object]," wrote user Dr. Diclosure. "Mislabeling known terrestrial phenomena erodes public trust and undermines legitimate disclosure efforts."