Black Hat technique on .edu domains

What blackhat technique are these sites doing that they are both in the top 5 of google with no backlinks for a very competitive term. If you backout the keyword of the url it goes to a fake google page layout.

research1.wss.yale.edu/~ygcof/pictures/NewYork/blog/?downloadable-free-ringtones

http://dl.lib.brown.edu/htmlfiles/blogs/?download-free-ringtones

huh? i dun see thing other than a couple of porn sites.