Documentation is helpful and includes good examples. Boasts speed, and delivers, with a clear, clean usable interface, good results summaries. Has a large and diverse database, including the Web, Usenet, classified ads, or Web site reviews. You can search by concepts or keywords. Easy to use and powerful.
Output is ranked according to relevance and can be sorted by confidence or site.
The web site also includes a subject breakdown of the Web, news headlines from Reuters, a cartoon, and columns. Documentation is helpful and explains good strategies for making your search more effective. Has a large, diverse database of Web pages.