IEEE - James Clerk Maxwell first predicted that radio waves existed in the 1860s. His theory is called “Maxwell's Equations” and described radio and light waves to be electromagnetic waves that were
5 Important Discoveries By Heinrich Rudolf Hertz | Wonders of Physics: A Blog About Physics, Astronomy and Science History
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Radio Waves: A History, and Communication, Amplitude Modification (AM) and Frequency Modulation (FM) - ScienceAid
![Radio Waves: A History, and Communication, Amplitude Modification (AM) and Frequency Modulation (FM) - ScienceAid Radio Waves: A History, and Communication, Amplitude Modification (AM) and Frequency Modulation (FM) - ScienceAid](https://scienceaid.net/images/4/45/physics_waves_radio_72093.jpg)