This is just a superficial look at Tesla's work, there is a load more to him if you want to find out
https://www.youtube.com/watch?v=gusXL_p9wxc 1
https://www.youtube.com/watch?v=Xa4P4ugIjrE 2
https://www.youtube.com/watch?v=8q15b1SLRzk 3
https://www.youtube.com/watch?v=25eLbJs4jq8 4
https://www.youtube.com/watch?v=tziqNzFxarU 5