Watch: This water pouring illusion trumps all other optical illusions!

We all are fascinated by optical illusions! This one case of a water pouring illusion which has gone viral on social media will surely blow you away.

At first you think someone is just pouring water into this glass. But the next moment you will see that it's not the case. 

Is it a real water glass, a flat piece of paper or just another photo-editing trick? Decide it for yourself!