"The Earth’s magnetic field is generated deep down the Earth’s core"
planet."
https://byjus.com/physics/magnetic-field/
"A moving magnet makes electricity and an electrical current makes a magnetic field. We use these facts to build motors and generators.
Magnetic fields and electrical currents make waves of energy that flow outward into space"
https://www.windows2universe.org/physical_science/magnetism/sw_e_and_m.html
"It operated in an entirely new domain of physics based on abrupt discharges of electrostatic potentials and the subsequent release of kinetic Radiant Energy from the omnipresent ether."
https://teslauniverse.com/nikola-tesla/articles/radiant-energy-unraveling-nikola-teslas-greatest-secret
"surrounded by an invisible magnetic field that contains stored-up, or potential, energy."
https://blog.pitsco.com/blog/magnetic-attraction