Those with the changed gene may not sense when they have eaten enough or if they have sufficient fatty tissue, and thus can't tell when to stop eating.
There are multitudinous physical constructions in the space between these two chairs, of which you are not aware, because you cannot perceive the perspective in which they occur.
The flickering is so slight that it is imperceptible to the human eye, but the camera on another phone can detect it at a distance of up to ten metres.
Another explanation for ghostly apparitions could be that there are humans that live alongside us, but exist in a realm that we can't actually perceive with our senses.
Well, the Taoist philosophers emphasize over and over again that the true Tao is an all-encompassing force that is beyond our comprehension and cannot be perceived by the senses.
After cleaning the early-stage cavity with a method that does not require drilling, the dentist covers it with a mineral solution and applies an electrical current that is too weak for the patient to feel.