The Spamhouse Project
An organization that works with ISPs to identify and remove spammers from the Internet.

SpamAnti
Provides information about SPAM and how to fight it. Contains many useful resources including black lists of spammers and spamming domains and white lists of supporting people and ISPs, numerous related links, and FAQs.

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.