Sounds making geometric shapes

 Maybe this is some clue about the nature of creation- God creating by the spoken word. But if you want to look up some interesting stuff check into Cymatics. Try to avoid and overlook the New Age interpretation of the phenomena.

https://www.youtube.com/watch?v=GtiSCBXbHAg

https://www.youtube.com/watch?v=uENITui5_jU

https://www.youtube.com/watch?v=hIgmiDnmVdU

https://www.youtube.com/watch?v=vgCF8gx6FYM

https://www.youtube.com/watch?v=wvJAgrUBF4w