Neil Saunders' blog as moved to a new home. Fabrice Jossinet is back blogging about RNA and bioinformatics in Propeller Twist.
If you are interested in RNA and microbiology go check out the new blog of Rosie Redfield. She runs a a microbiology lab at the University of British Columbia and will be blogging about their current research.
If you are interested in a better way to track the comments and responses to your comments in other blogs have a look at coComments. You can have an RSS feed and/or a box in your blog with your comments and responses to the comments that you wish to track.