See "The History of Blogging" in the Quick Reference section of Webopedia.

The Blog Herald
The Blog Herald was founded by Duncan Riley in March 2003 as a premium source of blog and blogging related news for bloggers. It was the first blog dedicated exclusively to the news of the blogosphere and remains the longest (and largest) standing resource of its kind.

The Power of the Press With Weblogs and Wikis
This 2003 article from Intranet Journal examines the use of blogs and wikis in businesses.

Webopedia's "Did You Know...?" Section
Use this Webopedia knowledge section for an in-depth overview of specific technologies and occurrences in the areas of Computer Science, The Internet, and Computer Hardware and Software.