INTERNET DIALECTS: It’s long been assumed that the Internet is akin to a national broadcast—and that Internet lingo, memes, acronyms and slang subsume Boston accents and California slang. But using the trove of information on Twitter, some researchers now think our online language might in fact reflect regionalisms in real life. A look at how we speak online and off, and the ways one affects the other. (24 min.) THE DIGITAL LIFE OF TEENS: It’s well-documented that traditional media’s focus on looks and unrealistic body images affects the self-esteem of teens — particularly for girls. But what about where kids really live: Social media? We explore what today’s digital landscape means for teens and their self-esteem. (28 min.)