#3224: Centimeter Wavelengths

XKCD comic, described below.
Transcript
Ambox warning green construction.png This is one of 39 incomplete transcripts:
Don't remove this notice too soon. If you can fix this issue, edit the page!

(Sourced from explainxkcd.com)

Title text:Yes, the cosmic microwave background is great, but what about the earthly microwave foreground?


ExplainOriginal