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About Rachel McDowell

Rachel McDowell is a science writer for the Oak Ridge Leadership Computing Facility.
Latest Posts | By Rachel McDowell
Distinct ACM Gordon Bell Prizes Awarded to Two Teams Using the Summit Supercomputer
5 days ago

Distinct ACM Gordon Bell Prizes Awarded to Two Teams Using the Summit Supercomputer

By  •  5 days ago  •  Featured, Science

Today at the 2020 International Conference for High Performance Computing, Networking, Storage and Analysis, or SC20, virtual conference, two deserving teams were awarded two distinguished prizes for research conducted on …
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Multi-Institutional Team Earns Gordon Bell Special Prize Finalist Nomination for Rapid COVID-19 Molecular Docking Simulations
6 days ago

Multi-Institutional Team Earns Gordon Bell Special Prize Finalist Nomination for Rapid COVID-19 Molecular Docking Simulations

By  •  6 days ago  •  Featured, Science

One of the biggest challenges of drug discovery lies in the fact that scientists must search through an almost infinite space of chemical compounds to find one that might be …
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Gordon Bell Special Prize Finalist Team Reveals AI Workflow for Molecular Systems in the Era of COVID-19
6 days ago

Gordon Bell Special Prize Finalist Team Reveals AI Workflow for Molecular Systems in the Era of COVID-19

By  •  6 days ago  •  Featured, Science

Since a team at the University of Texas at Austin and the National Institutes of Health first mapped the SARS-CoV-2 spike protein—the main infection machinery of the virus that causes …
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Two Finalists Nominated for Gordon Bell Special Prize for COVID-19 Work on Summit
6 days ago

Two Finalists Nominated for Gordon Bell Special Prize for COVID-19 Work on Summit

By  •  6 days ago  •  Featured, Science

Every year at the International Conference for High Performance Computing, Networking, Storage and Analysis (SC), one deserving team is awarded the Association for Computing Machinery (ACM) Gordon Bell Prize to …
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OLCF to Trial Long-Awaited Fujitsu Processors in Arm-Based Test Bed System
2 weeks ago

OLCF to Trial Long-Awaited Fujitsu Processors in Arm-Based Test Bed System

By  •  2 weeks ago  •  Technology

The Oak Ridge Leadership Computing Facility (OLCF) has upgraded its Arm-based test system, Wombat, equipping it with the HPE Apollo 80 system that uses the same processor architecture found in …
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OLCF Launches New User Portal, myOLCF
2 weeks ago

OLCF Launches New User Portal, myOLCF

By  •  2 weeks ago  •  Technology

In the past, users of the supercomputing resources at the Oak Ridge Leadership Computing Facility (OLCF) have accessed information about their computing projects through a static portal that provides metrics …
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Summit Uncovers Details of Molecular Ferris Wheels Inside Cell Structures
4 weeks ago

Summit Uncovers Details of Molecular Ferris Wheels Inside Cell Structures

By  •  4 weeks ago  •  Featured, Science

Using the Summit supercomputer at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL), a team at the Arizona State University Biodesign Institute has confirmed details of a …
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NCCS’ James Simmons Recognized as Top Lustre Contributor of the Decade
2 months ago

NCCS’ James Simmons Recognized as Top Lustre Contributor of the Decade

By  •  2 months ago  •  People

The National Center for Computational Sciences’ (NCCS’s) James Simmons was recognized by the Open Scalable File Systems, Inc. (OpenSFS) organization at the virtual user meeting on September 9 as the …
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NASA Team Releases Mars Landing Simulation Data to Encourage New Research into Spacecraft Descent Technologies
2 months ago

NASA Team Releases Mars Landing Simulation Data to Encourage New Research into Spacecraft Descent Technologies

By  •  2 months ago  •  Technology

Scientists at NASA aim to one day land giant payloads on Mars, but safely descending passengers, flight crew, and other equipment in an atmosphere much thinner than Earth’s poses a …
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Runs on Summit Provided Data for Cray’s New Networking Benchmark
2 months ago

Runs on Summit Provided Data for Cray’s New Networking Benchmark

By  •  2 months ago  •  Technology

Companies that design the networks that allow compute systems to share information often rely on certain benchmarks to test how well their networks perform.

But the traditional benchmarks that measure …
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Powering Frontier
2 months ago

Powering Frontier

By  •  2 months ago  •  People

The US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) is poised to deliver Frontier, its first exascale supercomputer, next year. Exascale systems are capable of operating at 1 …
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Oak Ridge Leadership Computing Facility Fosters GCC Compiler Development with Mentor Contract
3 months ago

Oak Ridge Leadership Computing Facility Fosters GCC Compiler Development with Mentor Contract

By  •  3 months ago  •  Technology

The computational scientists who run codes on the massively powerful supercomputers at the Oak Ridge Leadership Computing Facility (OLCF) are working on solving some of the world’s most challenging problems. …
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Sparks Fly in Marriage of GE’s GENESIS Code and the Summit Supercomputer
4 months ago

Sparks Fly in Marriage of GE’s GENESIS Code and the Summit Supercomputer

By  •  4 months ago  •  Featured, Science

General Electric (GE)—a company well-known for its contributions to aviation, power, renewable energy, and more—aims to design gas turbine jet engines that are world leading in efficiency, emissions, and durability. …
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Computational Gene Study Suggests New Pathway for COVID-19 Inflammatory Response
4 months ago

Computational Gene Study Suggests New Pathway for COVID-19 Inflammatory Response

By  •  4 months ago  •  Featured, Science

Analyses of lung fluid cells from COVID-19 patients conducted on the nation’s fastest supercomputer point to gene expression patterns that may explain the runaway symptoms produced by the body’s response …
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Summit Helps Predict Molecular Breakups
5 months ago

Summit Helps Predict Molecular Breakups

By  •  5 months ago  •  Featured, Science

Designing materials with certain properties is the first step to making computer chips that can store more information, superconductors that could help to solve the world’s energy problems, and drugs …
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Cracking the Linux Code with the OLCF’s Ketan Maheshwari
5 months ago

Cracking the Linux Code with the OLCF’s Ketan Maheshwari

By  •  5 months ago  •  People

The Linux operating system is used to run processes both on the Oak Ridge Leadership Computing Facility’s (OLCF’s) Summit—the world’s most powerful and smartest supercomputer—and on other systems such as …
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