The virtual environment created the illusion of being in someone else's skin.
Although they may be entertaining, brain games probably won't make you smarter.
The Internet, GPS and state-of-the-art eye tracking technology could be combined to enhance everyday experiences.
Could watching a digital version of yourself on a treadmill encourage you to change your behavior?
I'm not talking about the virtual worlds found in World of Warcraft or Second Life. I'm talking about Earth, our motherland, la tierra. And I'm wondering if those people who spend 16 billion hours a year tapping keyboards or jiggling ...