All of smarter everyday's videos are cool but this one is my absolute favorite. https://www.youtube.com/watch?v=toVfvRhWbj8 https://www.youtube.com/watch?v=toV

All of smarter everyday's videos are cool but this one is my absolute favorite. https://www.youtube.com/watch?v=toVfvRhWbj8 https://www.youtube.com/watch?v=toVfvRhWbj8 Do watch it if you are interested in IC engines/ photography/ fluid dynamics or you're just curious about everything.