Why science PT 1:

https://www.instagram.com/reel/Cvu2Utlqw3z/?igshid=MzRlODBiNWFlZA==

PT 2:

https://youtu.be/BYTlN6wjcvQ

Could carry on a while but I always find those mind-blowing *and* I have a very basic understanding of why it works.