Timeline of Google Search
Retrieved February 1, 2014. "Google Update Esmeralda". June 24, 2003. Retrieved February 1, 2014. "Explaining algorithm updates and data refreshes". Levy
EP06: How Google Updates Affect your Website’s Page Rank
from SEOBites, ago in
An algorithm is just a mathematical formula that’s used by the search engine to determine who will come at the top of the list of searches. Google is constantly changing this algorithm and just recently, we have the Hummingbird update. Find out how these algorithm updates can affect your Google ranking.