This article provides an overview of the main concepts behind the virtual words that technology gives access to. It differentiates between real reality and other types of technology supported realities. It also describes application domains, pros and cons, as well as a brief history of virtual reality evolution.

You will find all the basic information on Virtual Reality and its applications, divided in main chapters:

1. What is virtual reality?
2. Types of virtual reality
3. What equipment do we need for virtual reality?
4. Applications of virtual reality
5. Pros and cons of virtual reality
6. Will virtual reality ever take off?
7. A brief history of virtual reality

the article will help you to get a first comprehensive overview of the topic.