published on: 2011-03-28 16:52:05
fyeahchemistry: Via Flickr
lsind.tumblr.com/post/4161481344/
lsind.tumblr.com/post/4162265827/
http://www.photodom.com/photo/2152268
-reuel: 90.365 got so amused in math that my graphs started
szayat: Birch Aquarium 5 (by justin_chen)