Translation:Why is the sky blue?
This is why: https://www.youtube.com/watch?v=NafbGOQBlQs
Ha ha, I thought that you had posted this video. It's more like tribute than an explanation though.
https://xkcd.com/1145/ Relevant xkcd. How would you say "Rayleigh Scattering" in Swedish, I wonder.
Apparently, it's called Rayleigh-spridning: https://sv.wikipedia.org/wiki/Rayleigh-spridning