Social network tries to help users find interesting people to follow; critics say it's elitist
Brewing company's goal is to make employees in the field feel more connected
Officials, residents take to social networks to talk about how to deal with impending storm
New feature is less severe than the block' option
Users turn to Facebook, Twitter and Google+ to post well-wishes and worries
Tech site's creator steps down after 14 years, says it's time for someone else to take charge
Users get more features, better privacy as social rivals duke it out
American Red Cross says social sites 'integral' to disaster response
Report shows strong growth for social nets, especially Tumblr and LinkedIn
