When Facebook Chief Executive Mark Zuckerberg recently announced a "Like" button that publishers could place on their Web pages, he predicted it would make the Web smarter and "more social." What ...

Facebook recently expanded the “Like” feature, allowing users of the social networking site to “like” individual comments to a given post, and expanding the application of the voting system to other ...

The change was subtle but consequential. It came with advance notice from Facebook in March 2010, when the company quietly warned its advertisers that it would be updating the language on one of its ...

Facebook is finally working on a feature that users have wanted for years: a “dislike” button that will let us react to posts that aren’t strictly positive. Speaking at a live Q&A event Tuesday, chief ...

Until about a month ago, shoppers on Dell’s website looking for a new laptop could log in using their Facebook credentials to avoid creating a new username and password. That option is now gone. Dell ...