xkcd: 3D
author
Randall Munroe
license
CC BY-NC 2.5
path on GitHub
https://github.com/davepinch/pinchy.cc/blob/master/content/sites/xkcd.com/848.md
random
have a good trip
tags
xkcd
website
https://xkcd.com/848/
xkcd of
string theory