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Supercomputers help researchers study the causes and effects—usually in that order—of complex phenomena. However, scientists occasionally need to deduce the origins of scientific phenomena based on observable results. These so-called …
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The Oak Ridge Leadership Computing Facility (OLCF) wrapped up its 2021 hackathon with teams from around the globe working on projects that spanned the cosmos.

Ten teams with a total of …
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This article was originally written by Tracey Bryant, Senior Director for Research Communications at the University of Delaware.

What’s it like designing an app for the world’s fastest supercomputer, set to come …
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Staff members at the Oak Ridge Leadership Computing Facility (OLCF) have replaced the center’s Rhea data analysis cluster with a brand-new AMD-based system dubbed Andes.

For 6 faithful years, Rhea …
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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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Computational scientists at the Oak Ridge Leadership Computing Facility (OLCF) are using the power of NVIDIA GPU computing and BlazingSQL, a new engine for GPU-accelerated queries using the SQL language, …
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With every new generation of supercomputer that arrives at the nation’s leadership computing facilities also comes an inevitable learning curve as computational scientists get acclimated to unfamiliar systems. Software bugs …
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Researchers at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) have used the world’s most powerful and smartest supercomputer, the IBM AC922 Summit, to identify 77 small-molecule drug …
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Alongside the regular high-performance computing (HPC) resources at supercomputing centers are test beds, small computing clusters that offer HPC experts a chance to explore new architectures before they are considered …
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To those outside the high-performance computing community, supercomputers are a mysterious breed. Rows of refrigerator-sized cabinets span the length of an entire room, connected in an ensemble of fiber-optic cables …
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In late October, the Oak Ridge Leadership Computing Facility (OLCF) wrapped up its 2019 hackathon series with an event hosted at the Crowne Plaza Hotel in downtown Knoxville, Tennessee, that …
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As home to three top-ranked supercomputers of the last decade, the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) has become synonymous with scientific computing at the largest …
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This article is part of a series covering the finalists for the 2018 Gordon Bell Prize that used the Summit supercomputer. The prize winner will be announced at SC18 in …
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Since the days of vector supercomputers, computational scientists have relied on high-precision arithmetic to accurately solve a wide range of problems, from modeling nuclear reactors to predicting supernova physics to …
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The US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) launched the IBM AC922 Summit, the world’s most powerful and smartest scientific supercomputer, on June 8. Guests present to celebrate …
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