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 origin of the word internet is inter-networking says Bob Kahn at 59.35 in the linked video interview below, published on YouTube on 5 Nov 2014. Kahn, along with Vint Cert, is the co-inventor of TCP/IP, the fundamental communication protocols at the heart of the Internet.