The third prong in a grounded outlet is connected to a wire that runs back to the breaker panel and to a conductive rod driven into the ground. The purpose of the third prong (the ground) is to protect you and protect your wiring.
Internet History -- One Page Summary. The conceptual foundation for creation of the Internet was largely created by three individuals and a research conference, each of which changed the way we thought about technology by accurately predicting its future:
The 1990s. By the 1990s the network had come to resemble the interface we today. The reason is that in 1991, Tim Berners Lee created the World Wide Web. This invention changed the history of the Internet forever. With the hyperlinks, it became easier to access information.