The document discusses Google Search engine. It provides details such as Google Search being developed in 1997 by Larry Page, Sergey Brin, and Scott Hassan. Google handles over 3.5 billion searches per day and has 92% of the global search engine market share. It also summarizes how Google gets information from various sources like web pages, user submissions, books, and public databases. Google's search process involves crawling the web with programs, indexing pages to analyze content, and ranking pages algorithmically.