A slew of intimate celebrity photos have surfaced this week after several celebrities’ personal online storage accounts were hacked. Though it is not clear who hacked the accounts or posted them, Apple said that the breach on its iCloud server…

What types of information are companies gathering about you? How can they use this information, or even trade it? And what rights do consumers have to learn how they're being tracked? Julia Angwin, senior reporter at ProPublica and the author…

Take a look at these new technologies that allow people to keep track and quantify every detail of their daily lives. It's a growing movement called “quantified self.” The personal data gathered is often health-related, but there are applications to…