But you CAN see a metallic disc descend in a field with small beings in silver suits coming out of it taking soil samples and plausibly conclude that it is of alien origin. Like I said, the simple lack of any other explanations makes the alien hypothesis quite logical. http://www.express.co.uk/news/weird...ucer-landed-3-aliens-Normanton-West-Yorkshire Why would alien beings taking tissue samples from abducted humans be so unlikely? Seems quite logical to me. Something we humans might even do to an alien being.