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 Supercomputing For Science

 Features in This Issue - Volume 35, Number 1, 2002

Editorial: Supercomputing for Science — ORNL's Commitment to Scientific Discovery
Thomas Zacharia. From every corner of science a revolution is under way because of the growing amount of data being generated and the rapid increase in scientific understanding resulting from applying advanced computational science tools to these data. More...

A National Resource at ORNL: Supercomputers Support Superb Science
Oak Ridge National Laboratory is home to some of the most powerful open, or unclassified, computers in the nation. More...
ORNL's Powerful Tools for Scientific Discovery
Speed in supercomputers is an elusive commodity. More...
New Home Planned for 10-Teraflops Supercomputer
The next big thing in the supercomputer world will, indeed, take up more space. More...
Developing Computer Tools for Scientists
"Having a supercomputer that doesn’t have any software that lets you use it is like having a fast car that you have locked your keys inside," says Al Geist, a group leader in ORNL's Computer Science and Mathematics Division (CSMD). More...
ORNL Leads Effort to Improve Supercomputer Centers
Supercomputers provide researchers with powerful tools, but managing them can be quite difficult, says an ORNL researcher who heads a team working to fix the problem. More...
From the Stone Age to the Lego Block Age of Computing
The Center for Component Technology for Terascale Simulation Software (CCTTSS), another of ORNL’s projects to receive funding from DOE’s Scientific Discovery through Advanced Computing (SciDAC) Program, may well revolutionize the way terascale software simulations are developed. More...
ORNL, IBM, and the Blue Gene Project
Advanced cellular architecture in the next-generation supercomputer will help scientists better understand the makeup and purpose of different genes and proteins in living cells. More...
Evaluating Supercomputer Performance
Like buildings, supercomputers have different architectures. Picture four computer processing units (CPUs) and four data-storage units (computer memory). More...

Retaining and Retrieving Data More Effectively
A scientist needs data about how different types of clouds reflect, absorb, and transmit the energy of sunlight. More...

Networking: Making Faster Connections Among Supercomputers
Some computational scientists’ high-performance computing jobs are getting done even while they are not working, thanks in part to networking. More...
Networking for More Powerful Supercomputers
ORNL is building a high-speed fiber-optic link that will connect Laboratory supercomputers with those in Atlanta, Georgia, and Research Triangle Park near Durham, North Carolina. More...
Visualization Tools: Interacting with Data in Many Dimensions
Imagine walking into a CAVE virtual reality theater and feeling as if you’re flying in a kaleidoscope toward the red-hot core of an exploding star. More...
Collaborations and Partnerships
A new $10-million, 45,000-square-foot building on the ORNL campus will be constructed for the Joint Institute for Computational Sciences (JICS), as well as the new Oak Ridge Center for Advanced Studies (ORCAS). More...
Modeling Magnetic Materials
For many years, information technology has been marked by an exponential growth in the ability to store and retrieve data—so much so that the industry is reaching its limits on further improvement in data storage and retrieval with the materials at hand. More...

The Science Grid
Scattered across the globe is a wide range of unique scientific resources... More...

Designing Electronic Devices Using Supercomputers
A large supercomputer at ORNL is being used to learn more about the best ways to design electronic device components on a very small scale. More...

Simulating Supernovae on Supercomputers
Billions of years ago, the universe became the stage for spectacular stellar explosions. More...

Probing Cells by Computer
Supercomputers are being used at ORNL to increase our knowledge about the structure and function of genes and proteins in living cells. More...

Modeling Blood Flow During CPR
Frank, 42, fell to the floor at home, a victim of cardiac arrest. His brother Jim immediately put his ear to Frank’s chest. Frank was not breathing; his heart had stopped beating. More...

Other Uses Envisioned for Valveless Pumping
Valveless pumping may also occur in the human embryo until the third week of gestation. More...

World-Class Climate Modeling
When Warren M. Washington, a member of the National Science Board, which advises the Executive Branch and Congress on science-related matters, conducts his research, he ponders what will happen 10, 50, or 100 years from now. More...

SciDAC Funding for Local Climate Modelers
ORNL co-leads a team that will receive $20 million in funding over the next five years from the Department of Energy to speed the development of computer models to predict climate change and to improve the representation of physical, chemical, and biological processes. More...

Chemical Experiments and Predictions by Computer
The term “chemistry” conjures up images of people in white lab coats, pouring liquids from test tubes into a beaker. But an increasing number of chemists do most of their chemistry on computers, partly to save money and increase safety. More...

Computer Modeling Aids Understanding of Plasma Physics
Fusion energy research has a long history of employing supercomputers to solve highly complex mathematical equations. More...

Car Crash Simulations May Improve Vehicle Efficiency
The lighter the structural materials that make up a car, the less fuel it requires per mile of travel. More...

Evaluating Vehicle Emissions Controls
ORNL researchers are developing specialized supercomputer software tools to simulate the transformation of harmful compounds in lean-burn engine exhaust into harmless emissions. More...

Computer Modeling and Homeland Security
Suppose that a group of terrorists releases anthrax disease spores from a crop duster. Could these airborne spores be detected? How many people might be exposed? More...

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