The Internet is a worldwide collection of computer networks, cooperating with each other to exchange data using a common software standard. Through telephone wires and satellite links, Internet users can share information in a variety of forms. The size, scope and design of the Internet allows users to:

connect easily through ordinary personal computers and local phone numbers;
exchange electronic mail (E-mail) with friends and colleagues with accounts on the Internet;
post information for others to access, and update it frequently;
access multimedia information that includes sound, photographic images and even video; and
access diverse perspectives from around the world.