Thousands could be gone by month's end; is company preparing to sell itself, or looking to rebuild again?
More large companies are allowing employees to access social media sites from the office, Gartner says
With a longtime YouTube channel and a Web site, the Vatican now is turning to Twitter
Analysts say new CEO Whitman must lead effort to rebuild after management snafus, poor economy lead to dismal Q1 results
Women especially beef up privacy settings in Facebook, Google+, Twitter and the like, Pew study finds
