do we see the colour of our iris when we shut the eyelids of our eyes? IfNO THEN WHAT?
Why do we be able to see a fast moving train when we concentrate our eye on it.
Why do tears come out of our eyes when we cry
Why do tears come out of our eyes when we feel depressed?
Why when we cut onion tear come from our eye and when we cut onion chewing chemgun tear do not come from our eye