The origin of light is waves. Light should not belong to particles. The light generated by waves is a phenomenon of spatial molecular reactions. A simple inference is that the light waves produced by the sun cannot see light at any angle in the universe. When the sun’s rays enter the Earth’s atmosphere, molecules that hit the air produce light. Therefore, light is a wave, and light is not a particle. The particle theory of light is a manifestation of the reaction of particles to waves.