>>16733321>>16733322>and likely dug deeper into it and discovered you can sing at it and do the same thing. So they would've discovered longitudinal waves prior to transverse waves, and perhaps thought, like maxwell, that light was shaped like an acoustic (longitudinal) waveform as wellCheck this out
https://youtu.be/RyEB7Ao-0FY?t=72imagine what a complex rhythm or singing from a huge group could have done.
https://www.youtube.com/watch?v=7nUmEbjSoHs&t=1sthere was a force at work here on Earth in a previous epoch we have been completely misled about
