There is no such thing as photon particle. How photon particles can pass through water at same speed without slowing down and stop like real particles? How photon particles can accelerate from water into air? What is the precise mechanism? What is photon made of? How exactly photon is emitted?

All these fifty years of conscious brooding have brought me no nearer to the answer to the question, “What are light quanta?” Nowadays every Tom, Dick, and Harry thinks he knows it, but he is mistaken. - Einstein 1955