Our eyes are one of the most complex and interesting parts of the human body. We rely heavily on them every day, not giving much thought to them until something is wrong. How much do you actually know about them and how they work? You might be surprised to learn that your eyes are incredibly powerful, and there’s a lot to discover about them.
Do you know why you have two eyes? Or why some people are color-blind? Find these answers and much more in the following gallery. Click on!