Well they do have snippets for certain facts: e.g. http://www.google.com/search?sourceid=chrome&ie=UTF-8&q=tom+cruise+age http://www.google.com/search?sourceid=

Well they do have snippets for certain facts: e.g. http://www.google.com/search?sourceid=chrome&ie=UTF-8&q=tom+cruise+age http://www.google.com/search?sourceid=chrome&ie=UTF-8&#3... which is almost certainly a broader algorithm that tries to semantically parse out factual information.