A version of Facebook for inter-office communication holds promise, but it's still in testing and there's no business model yet.
Amber Alerts on Facebook could go viral and help law enforcement agencies find kids faster.
From Facebook's psychological experiments to Foursquare's check-in drama, social media made us furious this year.
Popular Instagrammers watched their follow counts plummet when Instagram cleaned house.
Like Google+, Facebook wants to make your images look more polished.
An international rollout of Graph Search is in the offing too, chief executive Mark Zuckerberg said at Facebook's second public town-hall meeting.
Tracking offline sales will play a big role in Facebook's advertising moving forward.
Facebook's photo-filtering app is now more popular than Twitter.
Now you can search for old posts in Facebook's iOS app and on your desktop browser.
People love ads! Apple should totally use ads!