Social networking sites are a huge part of most people’s lives these days, but many believe our interconnectivity is hurting productivity. For instance, the average college student spends about three hours a day checking various social networking sites compared to two hours studying. How can you tell if a student’s spending a lot of time on social networks? Check his or her grades. The GPA of college students who frequently check into Facebook is a full point lower than those who don’t. (LearnStuff.com)

Paul Asay has covered religion for The Washington Post, Christianity Today, Beliefnet.com and The (Colorado Springs) Gazette. He writes about culture for Plugged In and wrote the Batman book God on the Streets of Gotham (Tyndale). He lives in Colorado Springs with wife, Wendy, and two children. Follow him on Twitter.