Twitter and Yammer, two microblogging services, are testing the merits of two different start-up business models.

Twitter and Yammer, two microblogging services, are testing the merits of two different start-up business models.

Over the course of human history, writing, printing, computing and Googling have only made it easier to think and communicate.

The effects of News Feed, Twitter and other forms of incessant online contact.

Some people who use Twitter, the social messaging Web site, are taking things a step further, posing as characters in their favorite shows.

It seems counterintuitive, but small really is beautiful; and stripping down to basic functions helps remove distractions.

The lesson from the death of NBC News host Tim Russert seems to be this: as long as there is news, people will try to share it. And new technology makes that easier.

The advent of social networking Web sites has created a quandary for alumni magazines, which have been slow to embrace the Web.

New companies are trying to trying to solve a problem that the Internet itself created — gathering the dense jungle of user-generated content across several platforms into one stream.