Here are seven confusing unresolved questions that will leave you scratching your head.

1. Can you cry under water?
2. Do Fishes ever get thirsty?
3. Why it is called building when it is already built?
4. Why doesn't glue sticks to its bottle.
5.  If people evolved from monkeys, why are monkeys still around?
6. Who knew what time it was when the first clock was made?
7. Why does round pizza comes in square box?