Technology has been changed a lot in the last century. One of the most well known changes in last century is on Information technology (IT). Communication is an example of it. As you all know we can talk with someone from other side of the world and see his/her face at the same time which was unbelievable few years ago. With this change on transferring data it is clear that how it can effects on information that people have. How easily news will transfer to another place. How researchers can process their data faster. if you like to know more about this subject continue with me.