Answer:
There is an ancient invention. Still used in some parts of the world today. That allows people to see through walls.
What contains zero calories, but if you consume it, you will probably gain weight?
My love, when I gaze on thy beautiful face. Careering along, yet always in place, the thought has often come into my mind. If I ever shall see thy glorious behind.
I'm a type of pizza that is folded in half before cooking to contain a filling
Who is that with a neck and no head, two arms and no hands? What is it?
I have two eyes in the front and a lot of eyes on my tail