We sense electricity in the atmosphere and know the powerful effect it has on our surroundings. In the enlightenment the static charge on rubbed amber was shown to be identical with atmospheric electricity.
In the 19th century this was extended to current electricity. A magnetic effect was demonstrated to be associated with this.
Electromagnetic radiation is one of the energies of the universe. It comes from electric energy in motion.
This electricity combines with other energies of the universe. Electric energy comes together with mass to make electrons.