Just behind the iris and pupil lays the lens, which helps focus light on the back of your eye A lot of the eye is filled up with a definite gel called the vitreous. Light jobs through your pupil and zoom lens to the trunk of the eye. The i…

The computer era has created a multitude of jobs requiring people to stay and stare at an electric screen all night on end. Our eyes will always be there to be used, whether by our ancestors as they squinted into the dark forest while hunt…