Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. The two-step flow theory. It's the idea that information goes through two steps before it influences ...

Tracking the Twitter updates of a random sample of 300,000 active users over the course of a month reveals that this particular corner of social media and social networking is not quite as equitable ...

Tracking the Twitter updates of a random sample of 300,000 active users over the course of a month reveals that this particular corner of social media and social networking is not quite as equitable ...