Older entries:

• Interview with Google's Adam Lasnik on Paid Links, Duplicate Content, and Other Topics | May 4, 2007
• Guide To Fixing Google Duplicate Content & Canonical URL Issues | January 8, 2007
• More Tidbits on Google's Duplicate Content Filter | January 5, 2007
• Google Awarded Patent for Duplicate Content "Similarity Estimation" | January 3, 2007
• If You Don't Have a Duplicate Content Problem; Don't Fix It | December 21, 2006
• Search Pulse 13: Google Link Building, Duplicate Content, CSS Tricks, Images Near AdSense, Yahoo! Directory Tag, Here Comes Panama, & More | December 20, 2006
• Google Defines Duplicate Content & Answers Duplicate FAQs | December 19, 2006
• Duplicate Content: What Is It 12/2006 | December 12, 2006
• Do Blogs Suffer From Duplicate Content? | October 20, 2006