bits.blogs.nytimes.com writes that Facebook has spent eight years nudging its users to share everything they like and everything they do. Now, the company is betting it has enough data so that people can find whatever they want on Facebook. And on Tuesday, it unveiled a new tool to help them dig for it.

The tool, which the company calls graph search, is Facebook’s most ambitious stab at overturning the Web search business ruled by its chief rival, Google. It is also an effort to elbow aside other Web services designed to unearth specific kinds of information, like LinkedIn for jobs, Match for dates and Yelp for restaurants.

Facebook has spent over a year honing graph search, said Mark Zuckerberg, the company’s co-founder and chief executive, at an event here at Facebook’s headquarters introducing the new product. He said it would enable Facebook users to search their social network for people, places, photos and things that interest them.

That might include, Mr. Zuckerberg offered, Mexican restaurants in Palo Alto that his friends have “liked” on Facebook or checked into. It might be used to find a date, dentist or job, other Facebook executives said.

“Graph search,” Mr. Zuckerberg said, “is a completely new way to get information on Facebook.”

Graph search will be immediately available to a limited number of Facebook users — in the “thousands,” Mr. Zuckerberg said — and gradually extended to the rest.

Every Internet platform company has been interested in conquering search.

But Facebook search differs from other search services because of the mountain of social data the company… (read the rest of the story HERE).