- Status updates and shared links from Facebook fan pages
- Aggregate shared link data for non-fan pages
- Re-designed homepage that shows improved trending topics derived from both Twitter and Facebook data
For more details, see the Bing Blog. Also be sure to see Bing Social Search Now Recommends People To Follow On Twitter, which goes into detail about how the predecessor of Bing Social Search works, Bing Twitter Search Bing Social Search folds Bing Twitter Search into Bing Social Search, adding Facebook data into the mix.