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 ...

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 ...

Facebook is killing off two external social plugins, the FB Like button and the FB Comment button. Credit: BRENDAN SMIALOWSKI/AFP/GettyImages It's the end of a major ...

When was the last time you clicked the Like button on some piece of content outside of Facebook, causing anyone who sees your Facebook activity to see your little recommendation in their news feed?