Discusses the conceptual roots of computer-mediated collaboration in real-time networks and the software environments that currently support these networks. Examines the informal and formal electronic-mail networks in the United Kingdom. Speculates on future developments for this emerging technology. (JJK)

Discusses the addition of the National Aeronautics and Space Administration database to the National Science Foundation's NSFnet data communication network. Outlines the history of databases in the United States and enumerates proposed upgrades from a new Office of Science and Technology policy report. (TW)

Describes the formation of the supercomputer system which reaches from Seattle to South Florida. Explains the major obstacles of international protocols, billing, priority routing, and security. (RT)

Presented is the background, history, and development of the National Science Foundation's national computer network NSFNET. The growth of the system and the development of new features of the system including high speed communications are discussed. Examples of current uses are provided. (CW)