I am telling you, Yahoo is really going to be giving Google a serious run for their money with the latest innovations that they have been coming up with. And this RSS search is a spectacular example.

Whether intentionally or not, Yahoo briefly showcased some of its RSS search plans on Friday when Webloggers discovered and then posted screen shots of a Yahoo site for finding syndication feeds.

Yahoo Inc. executives previously have hinted at a possible search engine for blogs and feeds, but this week’s sighting indicates that Yahoo is getting closer to releasing at least a test version of RSS search, search experts say.

It also could usher in competition from a major Web search player for startups such as Technorati Inc. and Feedster Inc., which concentrate on feed search.

A Yahoo spokesperson would neither confirm nor deny the appearance of Yahoo’s test version of the RSS search site or provide details about the company’s RSS search plans. At least three bloggers, though, were able to conduct and document a limited number of queries on a Yahoo RSS search site.

“We’re always testing new services, but we have no comment on the screen shots,” said Yahoo spokesperson Meagan Busath.

Steve Rubel, a vice president at public-relations agency CooperKatz & Co. Inc, first noted the Yahoo RSS search site on his Micro Persuasion blog. He came across the site when he noticed a new URL  test.rss.search.yahoo.com) appearing in his blog’s visitor log, Rubel said. [Read the rest]