07/13/09 PHD comic: 'Great Tweets of Science'

from PHD Comics
Ref : http://www.phdcomics.com/comics.php?f=1198

Piled Higher & Deeper by Jorge Cham		www.phdcomics.com
title: "Great Tweets of Science" - originally published 7/13/2009 For the latest news in PHD Comics, CLICK HERE!