In order to check latest research works in computer science, I usually check research and labs sites. Here is a little list:

• http://sandbox.msn.com
• http://labs.google.com/
• http://labs.yahoo.com/
• http://research.microsoft.com/
• http://www.research.ibm.com/
• http://research.sun.com/
• http://www.research.att.com/
• http://www.bell-labs.com/research/
• http://www.sony-krc.co.jp/en/index.htm
• http://www.intel.com/research/

(You found it...I love searching too)

Nick Berardi added a link to www.alphaworks.ibm.com interesting too, however you have it inside research ibm site.Thanks Nick!.