BATHED IN PHOTONS. “Radio waves, gamma-rays, visible light, and all the other parts of the electromagnetic spectrum are electromagnetic radiation. Electromagnetic radiation can be described in terms of a stream of mass-less particles, called photons, each traveling in a wave-like pattern at the speed of light.”
https://imagine.gsfc.nasa.gov/science/toolbox/emspectrum1.html#:~:text=Radio%20waves%2C%20gamma%2Drays%2C,at%20the%20speed%20of%20light