Google is expected to unveil a search engine for Web-only video this summer that will let people preview media clips from its Web site, CNET News.com has learned.

Google's planned service will let visitors find free short-form videos such as the popular "Star Wars" video spoofs, according to sources who asked to remain anonymous. The engine will complement the search giant's existing experimental site that lets people search the closed-caption text of television shows from PBS and CNN, among others, and preview accompanying still images. The new capabilities will let people watch roughly 10 seconds of Web video clips for free before shuttling visitors to the video's host site, sources say.

Sources said the new video search engine will be unveiled within the next two months.

Read full article: CNET News.com