Technology has become a very important part of our lives nowadays. During the past few years, technology has evolved in many ways and is probably without a doubt better than ever before. People are always trying to find something new that will improve our lives dramatically. Some of the creations that have really changed our lives are the computer, telephone, internet and electronic mail, television, cell phone and voice mail. i think in our future we have to see the man friendly robot world which helps us in all things and always protect us.