Web logging or "blogging" is a new and popular trend in education that is beginning to catch on. An excellent article The Art of Blogging by George Siemens, details and defines the uses, benefits and implications of the technology.
Some articles on blogging:
Blogs at the University of Richmond:
Advantages: Blogging has become a very popular trend with students. It allows students to post their thoughts on a topic and users all over the world can comment. If you are interested in a web blog for your class, contact your ATS liaison.
Disadvantages: A class blog will take time to set up. Please talk to your liaison before the semester starts if you wish to incorporate this technology into your instruction.