This document presents witness testimony and supplemental materials from a Congressional hearing called to evaluate the progress of the High Performance Computing and Communications program in light of budget requests, to examine the appropriate role for the government in such a project, and to see demonstrations of the World Wide Web and related technologies. It features opening statements by Senator Conrad Burns and by Senator Ernest Hollings, as well as prepared statements by Senator Larry Pressler, by Senator John D. Rockefeller IV, and by Senator Ted Stevens. Witnesses include: (1) John Toole, National Coordinating Office for High Performance Computing and Communications; (2) Bill Burrall, Moundsville Junior High, Moundsville (West Virginia); (3) Dr. Richard Gowen, South Dakota School of Mines and Technology; and (4) Steven Running, School of Forestry, University of Montana (Missoula). An appendix features transcriptions of John Toole's dialogues with Senators Pressler and Burns. (BEW)