List of Illustrations 



Schematic of interconnected NSF, NASA, and DOE "baci^bone" networks 



High performance interconnect and fine-grained parallel systems board 



High performance networking map 



Modern operating systems schematic 



National Challenges and Nil program layers schematic and examples 



NSF metacenter hardware configuration 



Industrial affiliates and partners at NSF Supercomputer Centers (pie chart) 



Mosaic screens 



Hydrogen/air turbulent reacting flame streams 



ESnet map 



Biochemically activated environmental chemical benzo-a-pyrene 



Parallel Virtual Machine (PVM) 



National Storage Laboratory (NSL) 



High School Science Students Honors Program "Superkids" 



Volume renderings of density of bubble hit by shock wave 



Pacific Northwest Mesoscale Meteorological (MM) model results 



High velocity impact model results 



Simulation of the Earth's ozone layer 



Aeronautics Network (AERONet) map 



NASA Science Internet (NSINet) maps 



Simulated temperature profile for hypersonic re-entry body 



Simulation of surface pressure on High Speed Civil Transport (HSCT) 



Freestream airflow and engine exhaust of Harrier Vertical Takeoff 



and Landing (VTOL) aircraft 

 Herpes simplex virus capsid cross-section reconstruction 

 Myoglobin protein 

 Binding of small molecules to DNA 

 Three-dimensional reconstruction from computed tomography and 



magnetic resonance images 

 Four megabyte digital radiology image 



X-ray diffraction spectroscopy for determining protein structure 

 Terasys workstation 



Graph of time improvements using multiple vs. single processor 

 Memory traffic flow 

 High Speed Network (HNET) Testbed 

 Board employing Field Programmable Gate Arrays 

 MultiKron chip 



Computer-controlled coordinate measuring machine 

 Machine tool in the Shop of the 90s 

 Cost-effective ways to help protect computerized data 

 Statistical analysis of video microscope images 

 Model of Colorado Front Range blizzard 

 Contours of wind flow in middle atmosphere 

 EPA networking maps 

 Electric field vectors for benzopyrene 



VIII 



