Author Peggy Orenstein tells us what the Internet is teaching teen girls about sexiness and desirability.

If you had to guess, how many facts have you taken in today? How many factoids, dates, times, sale alerts, tweet-sized factoids, and other factual-or-at-least-pretending-to-be-factual pieces of information have passed across your screen? At this rate, how many more do you expect to take in by midnight? Let us present you with one more: According to Dr. Daniel Levitin, author of "The Organized Mind," your brain can only fully absorb four. Four.

Last week, Canon City, Colorado discovered that dozens of students at the local high school had been taking and trading nude photographs "like baseball cards," shaking up the parents, police, and schools. In a town best-known for one of the tallest suspension bridges in the world, this was - to put it mildly - big news.

I have a concern about personalized feeds. There is so much information out there, but I know that most of what I see are opinions and voices like my own. I worry this makes us more judgmental about other people, because most of what we believe gets emphasized by people who think the same way. How do we break out of the bubble?

The Internet runs on advertising. Everyone from huge tech companies to scrappy start-up websites rely on ads. There's just one problem: People hate advertising and the tracking that comes with it - and droves of us have started blocking them.

On a recent weekend, I took a complete digital sabbatical, as in I locked my iPhone, iPad and MacBook in a drawer and completely disconnected. It was glorious. I'm constantly torn between the speed and efficiency of digital tools and the quiet and relaxation of analog ones. So as a quiet person, how do you find quiet space to work and think in the digital era?