CAVE TO MARS
The means of communication are a great boon to mankind because they have brought different countries closer to one another. They help us to stay in touch with what is happening around the world. They keep us in touch with our friends, family and the entire world. Internet is the latest means of communication.It is a network of computers around the world.The world has become a global village due to the fast paced development of different means of communication.
Radio, television,telephone, fax, computer, internet etc has become part and parcel of our life.