2013-05-20

Mercury VS Mars

Post 128253 by flyblackbox deleted for the following reason: Hey, Mercury colony might be a neat thing to post about but you've got a bunch of non-linked URLs here and this reads kind of like a personal blog post. If you want to reach us at the contact form to talk a little about how to put together a post for the front page of Metafilter, that's totally fine. -- cortex