The Internet joins millions of computers all over the world, and today it is used by people all over the world. It was invented in the 1960s in the USA. The American government needed a network of computers for its army. Then in the 1970s scientists and businesspeople also wanted to use the Internet to send and receive messages. For some years, they weren't allowed to use the US network, and when they were allowed to, the messages were in very simple text without photos.The world Wide Web was invented by a British scientist named Tim Berners-Lee in 1989. He wanted to send documents to other sc