In short, sociology is the study of society and those things which make up societies and which uses critical analysis and empirical investigations in order to refine that stuck.
Regular Blogs
Discussions about urban decay and regeneration, and cultural theory. Also presents book reviews of interest.
http://averypublicsociologist.blogspot.com/
A professor of criminology in Minnesota writes about sociology and criminology and where they frequently intersect. He also writes about the accomplishments of his students.
http://chrisuggen.blogspot.com/
Articles of interest and commentary from sociologists all over the United States, usually using laymen's terms. Topics include mental health, inequality, immigration, gender, religion, and race from different perspectives.
http://www.everydaysociologyblog.com/
A weblog by Kieran Healy, an assistant professor of sociology at the University of Arizona. This weblog contains analysis and commentary about sociology and its areas including economic sociology, the sociology of culture, the sociology of education and social theories.
http://www.kieranhealy.org/blog/
A sociology teacher at a community college writes about social inequalities, social stratification, public policy, and neoliberalism, as well as offering book reviews and other commentary.
http://globalsociology.com/
Contains interviews, commentary, news items, and information which involves sociology or sociological premises, with an emphasis on social inequality and current events.
http://thesociologicalimagination.com/