Google has now explained the massive search bug from yesterday was related to an issue with its indexing systems. Google wrote, “On Monday we detected an issue with our indexing systems that affected ...

Google once again said that its indexing systems are completely independent of its ranking updates, like the core update. Gary Illyes from Google said indexing, canonicalization, and those types of ...

On August 10, 2009, Google announced Caffeine – which would become one of the most important updates in the search engine’s history. The Caffeine Update was so massive that Google provided months of ...