Computers are all around us and can be considered a wonder of the world. Thanks to the computers, we drive computerized cars, receive letters sent by computers, astronauts can go to the space and return safely. Thus, the computer has significantly changed our world through advances in science and medicine, business and education. In fact the computer is a wonderful electronic brain that we have come to rely on.

First off, computers have contributed to the advances in science and medicine. In the sixties the U. S landed men on the moon because of computers. For example remember the first men that walk in the moon surface Neil Armstrong. We couldn't have gotten there without computers in the equipment and guiding systems. Also doctors use computers to treat patients. For example CAT scans and MRI's find diseases such as brain tumors. So computers are making it easier for...