Dogpile Adding Topix.net News Headlines Dogpile Adding Topix.net News Headlines\\Topix.net announced a deal with InfoSpace to add Topix.net's news headlines to InfoSpace's Dogpile metasearch service, and also to help Dogpile's new IntelliFind technology determine when news content is likely to be relevant to users' Web search queries.\\Through this agreement, Topix.net alerts Dogpile to breaking news ...