Older entries:

• Google's Blue Interface (AKA Jazz) Being Seen By More Searchers | January 4, 2010
• Google Sticks with Fade In Home Page Despite Searchers Hating It | December 3, 2009
• Google Testing Related Searches Tab on Top Navigation Bar? | November 23, 2009
• Google Jazz User Interface Out In The Wild | November 20, 2009
• Google Confirms Higher Click Through Rate As Result of Ads Position To Free Listings | October 19, 2009
• Google Makes Search Bigger With Larger Search Box | September 10, 2009
• Google Pushing AdWords Search Ads Closer To Free Listings | August 6, 2009
• Google Replaces Comments Bubble with "Review This Site" Link | May 6, 2009
• Google Testing Snippet Size Controls in Search Results | September 29, 2008
• Google Continues to Test Green Top Bar | July 21, 2008
• Google AdWords Tests Flipping Background Colors | July 9, 2008
• Google Testing Green Backgrounds & Turns Directory Ads Green | May 16, 2008
• Google Blending Ads More Into Organic Results? | April 29, 2008
• Google Tests Higher Placement of AdWords URLs | April 25, 2008
• More Reports of Google Suggest Feature as Default on Google.com | April 8, 2008
• Google Sometimes Not Grouping Results From Same Domain? | April 7, 2008
• Google Changes Behavior For Showing Results Queried in Quotations | April 4, 2008
• Google China Highlighting Query Terms in Search Results in Red | March 31, 2008
• Google Updates Design for Advanced Search Page | March 5, 2008
• Google Moves "Cache" & "Similar Pages" Links One Line Down | January 10, 2008
• Google Testing Even More Layouts & User Interfaces | April 24, 2007
• More Signs of Google Grouping Search Results by Category | April 20, 2007
• Google Adds "Maps" Navigation Link To Google UK | March 29, 2007
• Google Tests Navigation Links in Top Right Box of Google.com | March 28, 2007
• Google Testing New Alternative Search Navigation Links | March 26, 2007