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ScienceTechnology

Summit Study Fathoms Troubled Waters of Ocean Turbulence

Simulations performed on the Summit supercomputer at the Department of Energy’s Oak Ridge National Laboratory revealed new insights into the role of turbulence in mixing fluids and could open new possibilities for projecting climate change and studying fluid dynamics. The study, published in the Journal of Turbulence, used Summit to…
Matt Lakin
June 13, 2023
The Frontier HPE-Cray EX SupercomputerScienceTechnology

Visionary Report Unveils Ambitious Roadmap to Harness the Power of AI in Scientific Discovery

Innovations in artificial intelligence are rapidly shaping our world, from virtual assistants and chatbots to self-driving cars and automated manufacturing. Seizing on the potential of AI to transform science, the nation’s leading experts in science and technology have released a blueprint for the United States to accelerate progress by expanding its capabilities…
Scott Jones
June 13, 2023
People

LLNL’s Diachin Takes Helm of DOE’s Exascale Computing Project

By Jeremy Thomas, LLNL Lawrence Livermore National Laboratory’s Lori Diachin will take over as director of the Department of Energy’s Exascale Computing Project on June 1, guiding the successful, multi-institutional high-performance computing effort through its final stages. Diachin, who is currently the principal deputy associate director for LLNL’s Computing Directorate, has served…
Betsy Sonewald
June 1, 2023
People

The NCCS’s Operational Orchestrator

At the National Center for Computational Sciences (NCCS), Ashley Barker enjoys one of the least complicated–sounding job titles at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL): section head of operations. But within that seemingly ordinary designation lurks a multitude of demanding roles as she oversees the…
Coury Turczyn
May 24, 2023
People

The OLCF’s Matt Sieger Selected to Lead OLCF-6

by Rachel McDowell The Oak Ridge Leadership Computing Facility’s (OLCF’s) Matt Sieger has been named the project director for the OLCF-6 effort. This next OLCF undertaking will plan and build a world-class successor to the OLCF’s still-new exascale system, Frontier. “I am delighted to welcome Matt Sieger as the new…
Coury Turczyn
May 24, 2023
Steven Hamilton, ORNLIndustryScienceTechnology

Predicting the Future of Fission Power

As renewable sources of energy such as wind and sun power are being increasingly added to the country’s electrical grid, old-fashioned nuclear energy is also being primed for a resurgence. For the past 20 years, fission reactors have produced a nearly unchanging portion of the nation’s electricity: around 20%. But…
Coury Turczyn
May 22, 2023
IndustryScienceTechnology

Learning With the Flow

The bigger the swirl, the bigger the problem — and the bigger the computing power needed to solve it. Computational fluid dynamics researchers have spent decades studying how liquids and gases flow in and around such machinery as airplane wings, propeller blades and jet engines in search of faster speeds…
Matt Lakin
May 19, 2023
IndustryScienceTechnology

Putting Quantum Circuits to the Test

Researchers used Oak Ridge National Laboratory’s Quantum Computing User Program, or QCUP, to perform the first independent comparison test of leading quantum computers. The study surveyed 24 quantum processors and ranked results from each against performance numbers touted by such vendors as IBM, Rigetti and Quantinuum (formerly Honeywell). The research…
Matt Lakin
May 17, 2023
People

Best of 2023

Paul Abston, leader of the HPC Infrastructure Operations Group of the National Center for Computational Sciences and manager of the Oak Ridge Leadership Computing Facility’s data center, has been named Data Center Manager of the Year for 2023. The award, sponsored by Data Center World, the global conference for data…
Matt Lakin
May 10, 2023
KHARMA simulationScience

Simulating a More Detailed Universe with Frontier

A trio of new and improved cosmological simulation codes was unveiled in a series of presentations at the annual April Meeting of the American Physical Society in Minneapolis, MN. Chaired by the Oak Ridge Leadership Computing Facility’s (OLCF’s) Director of Science Bronson Messer, the session covering these next-generation codes heralds…
Coury Turczyn
April 26, 2023
INCITEScience

U.S. Department of Energy’s INCITE Program Seeks Proposals for 2024 to Advance Science and Engineering at U.S. Leadership Computing Facilities

Katie Bethea Oak Ridge National Laboratory, [email protected] Beth Cerny Argonne National Laboratory, [email protected]   The U.S. Department of Energy’s (DOE) Innovative and Novel Computational Impact on Theory and Experiment (INCITE) program is now accepting proposals for high-impact, computationally intensive research campaigns in a broad array of science, engineering and computer…
Katie Bethea
April 10, 2023
OrionPeopleTechnology

Forging a File System

Imagine solving the greatest scientific question of the era but having no way to save your answer. No need to fear, thanks to Dustin Leverman and his team. Leverman leads the Oak Ridge Leadership Computing Facility’s High-Performance Computing Storage and Archive Group at the U.S. Department of Energy’s Oak Ridge…
Matt Lakin
March 30, 2023
Science

Autocoding Cancer

An algorithm developed by the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) in partnership with the National Cancer Institute (NCI) is speeding up classification, or coding, of cancer pathology reports. The early results from the Cancer Moonshot program show that the algorithm dramatically reduces the time it…
Betsy Sonewald
February 10, 2023