The Web is filled with factual information, and Search on the web has been going through changes to try to take advantage of all of the data found there. Mainstream search engines, such as Google, Bing, and Yahoo, traditionally haven’t given us simple and short answers to our queries; instead showing us a list of Web pages (often historically referred to as 10 blue links) where that data might be found; and then forcing us to sort through that list to find an answer.
Google introduced providing direct answers to questions at the Google Blog in April 2005, in Just the Facts, Fast.
That may have been in response to Tim Berners-Lee writing about the Semantic Web back in 2001, where he alerted us to the possibilities that freeing data otherwise locked into documents might bring to us. By search engines finding ways to crawl the web collecting information about objects and data associated with them, we begin approaching the possibilities he mentioned. And we get answers that we otherwise couldn’t find as easily.
Some of it may have been in response to competitors like Microsoft working upon projects involving things such as an Object-level Vertical Search (pdf).
By indexing pages …read more