Just below each article posted here, you’ll see one or more keywords added describing the topic of that article. These are called tags. Click on a tag and the site will present all the articles that have been tagged with that keyword.
The site also offers a Tag Cloud page that lists all the tags used to describe each article posted here. Each tag is followed with a number showing how many articles have been tagged with that word. Click on any tag to display all the articles tagged with that keyword.