A representative list of major databases and search engines useful in an academic setting for finding and accessing articles in academic journals, or in repositories, archives, or other collections of scientific and other articles
A list of notable blogs. A blog is a web site with frequent, periodic posts creating an ongoing narrative.
This is a list of general reference online encyclopedias that are accessible on the Internet
A list of major active social networking websites and excludes dating websites. The list is not exhaustive, and is limited to notable, well-known sites.