Topix.net, an Internet resource for online news, has announced the availability of its NewsRank categorization technology across the 177 newspaper and television station Web sites of Gannett Co., Inc., Knight-Ridder, Inc., and Tribune Company.

Articles on Topix.net powered sites provide links to related, categorized content, discovered through their NewsRank technology. The Topix.net news channels enable users to find relevant news about where they live, the business they work in and the topics they care about. Advertising revenues resulting from the incremental traffic to Topix.net news categories is shared between Topix.net and the publisher. Publishers interested in licensing NewsRank for their site should visit the Web site.

(www.topix.net)