Have you ever used Skype? How about AOL instant messaging? Well did you know they are Web 2.0 features that have changed our life as educators and the life of our students in this 21st century, making communication, organization, and human relationships richer and more convenient than ever before in history!

So what is Web 2.0? It is an umbrella term for the second wave of the World Wide Web, which was coined in a conference on the subject in 2004 by O'Reilly Media and CMP Media (later taking its parent name of United Business Media). Sometimes called the "New Internet" as well as "Internet 2.0," Web 2.0 is not a specific technology; rather, it refers to two major paradigm shifts. The one most often touted idea is "user-generated content," which relates more to individuals. The second idea which is equally significant, but more related to business, is "cloud computing?"

Take a quick glance at the video below to introduce yourself to the world of Web 2.0: