Hakia: Semantic Search Engine

From ars technica:

Search engines generally don't understand either content on the Web or the content of user queries; they work through keyword analysis, link weighting, and other statistical methods that allow an engine to produce more or less relevant results without ever needing to understand the implicit question in the search query. [Hakia] recognizes the concepts that lie behind the search terms and attempts to match those rather than keywords. Read more...>>