Open Source

http://gobby.0x539.de/trac/ Gobby is a cross-platform multi-user collaborative text editor.

http://www.youtube.com/watch?v=Pube5Aynsls rms dances the Soulja Boy dance at MIT.

http://web.archive.org/web/20060212034956/http://www.geocities.com/stallmanus/ The forgotten tales about rms at MIT.

http://fretsonfire.sourceforge.net/ Frets on Fire is an open source clone of Guitar Hero. There are a lot of user created songs available for download on http://www.fretsonfire.net/forums.

http://alientrap.org/nexuiz/ Nexuiz is an open source first person shooter.

http://translate.google.com/translate?u=www.astroseti.org/vernew.php?codigo=1984&langpair=es|en&hl=en&ie=UTF8 A picture of some of the most brilliant scientists ever together at a single conference.

http://osswin.sourceforge.net/games.html Open Source games for Windows.
http://news.cnet.com/2300-1033_3-6035611-1.html?part=rss&tag=6035611&subj=news A map of the world's undersea cables.
http://acarol.woz.org/ A difference engine made out of Legos.

Gil's LotD
Happy new year!
http://www.officepoltergeist.com/ A safe and easy way to "hack" your buddies computer and make do all sorts of scary things! *evil laughter*