Recent estimates place the number of blogs at 14 million, with bloggers posting content about 275,000 times per day on every possible topic you can imagine. To help the curious blog-tracker filter through some of the more niche blogs, Forbes has compiled its "Blogs That Matter" list. There are blogs devoted to a plethora of categories, including autos, art, career, economics, literary works (Blog of a Bookslut), marketing, media, music, medical and more.
And also check out an item on something we'll be hearing more about in the near future: video bloggers, or "vloggers." Using digital video cameras, vloggers are producing newscasts, such as New York City's Rocketboom, daily news reports - with a twist.