Topics: Searching : Metasearch

These sites do not crawl the web themselves to build an index. Instead they allow searches to be sent to several search engines all at once. The results are then unified. They may either present results from each engine one after the other (parallel search), or blend them, removing duplicates.




InfoSpace InfoSpace View: News Rack - Sub-Categories - DMoz
Search sites powered by InfoSpace.
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Mamma.com Mamma.com View: News Rack - Sub-Categories - DMoz
Mamma.com is a well known metasearch engine that allow webmasters to add Mamma's search functionality to their sites.
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Question Answering Question Answering View: News Rack - Sub-Categories - DMoz
Search tools that aim to answer simple factual questions posed in natural language.
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