Communications

The Internet is the descendant of a military secret message-carrying system, designed to survive a nuclear war. Live pictures of Nelson Mandela's release from prison in 1990 will soon be reaching Sirius, a star over 83 billion km away.



This is a collection of amazing facts about communications. Each paragraph focuses on a different fact, from TV and radio to the Internet and the digital revolution, not forgetting fax, CDs and the telephone.