The technology behind Google’s great results
As a Google user, you’re familiar with the speed and accuracy of a Google search. How exactly does Google manage to find the right results for every query as quickly as it does? The heart of Google’s search technology is PigeonRankâ„¢, a system for ranking web pages developed by Google foundersLarry Page and Sergey Brin at Stanford University.
Building upon the breakthrough work of B. F. Skinner, Page and Brin reasoned that low cost pigeon clusters (PCs) could be used to compute the relative value of web pages faster than human editors or machine-based algorithms. And while Google has dozens of engineers working to improve every aspect of our service on a daily basis, PigeonRank continues to provide the basis for all of our web search tools.
Read More on Google’s Secret  Technology.