Announced yesterday at the Social Search Overview session, the Yahoo! Search Builder.
With Yahoo! Search Builder you can create a custom Web search engine by selecting a set of trusted sites to search across or you can tune the search algorithm to the topic of your choice. Beyond Web search, Search Builder includes Site search and News search.
More details at Yahoo! Search Blog and Yahoo! Search Builder Help.
Yahoo! Search Builder at http://builder.search.yahoo.com/
Forum discussion at WebmasterWorld.
