Oak Ridge Leadership Computing Facility (OLCF) is a designated user facility operated by Oak Ridge National Laboratory & the Department of Energy.

Oak Ridge, TN
Joined November 2010
October 18 marks #WorldExascaleDay, reflecting the 10¹⁸ calculations per second that define exascale computing.✨ At @OLCFGOV, @ORNL's Frontier is advancing scientific discovery. In 2028, ORNL's Discovery will take us further.🚀 🔗 bit.ly/3VKPK4f #BigScience
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Researchers used @ORNL's Frontier supercomputer and resources available through the Quantum Computing User Program (QCUP) to develop LuGo, a new quantum algorithm designed to tackle a major computational bottleneck in modeling fluid dynamics. 🔗 bit.ly/4rZehyN
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🎶 Workin’ 9 to 5? Not at the OLCF.😉 While Dolly Parton made “9 to 5” famous, OLCF’s leadership-class supercomputers work 24/7, running jobs that advance scientific discovery. Because supercomputing doesn’t clock out at 5. ⏰ Happy #DollyPartonDay! 🦋 #BigScience @AMD @HPE
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👏Last week at @IEEEQuantumWeek, @ORNL received the @IEEEorg Quantum Technical Community Distinguished Synergy Award, recognizing ORNL’s collaborative approach to advancing quantum science.🏆 🔗 Read more: bit.ly/4Ayitt6 #QuantumComputing #QuantumScience
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#PostdocAppreciationWeek is a great opportunity to highlight the innovative work of postdoctoral researchers like Chao Lu, whose research is exploring new possibilities at the intersection of quantum computing and scientific discovery. ⚛️ #QuantumComputing #BigScience
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Congratulations to ORNL researchers Deeksha Rastogi and Sudershan Gangrade on being featured in this year’s 40 Under 40 roundup from @knoxnews! Both use high-performance computing to better understand water, weather and infrastructure risks here in East Tennessee.
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👏 Congratulations to @ORNL’s Deeksha Rastogi on being named to the @knoxnews 40 Under 40 Class of 2026! 🎉 Her research combines HPC, AI and Earth system modeling to better understand extreme weather and its impacts. 🔗 bit.ly/4xxAxRd #40Under40 #BigScience #HPC
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🤝A new way to collaborate on AI research is coming soon to @olcfgov users. Following a successful demonstration connecting OLCF systems with researchers at @AIST_EN, the OLCF is preparing to offer federated learning through @nvidia FLARE and myOLCF. 🔗 bit.ly/4cQ350Z
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🚀 New paper in Applied Network Science: "Robustness of Shallow Graph Embedding Methods for Community Detection." How well do learned communities survive when nodes disappear? Across 7 methods, node2vec is the most robust overall, while targeted attacks cause greater degradation.
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As part of the Quantum User Expansion for Science and Technology (QUEST) initiative, The Quantum Computing User Program at @ORNL gives researchers access to cutting-edge quantum computing resources. 🔗 Learn more and apply ➡️ bit.ly/3Q2SNzf
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📣 New Job Posting Alert! @ORNL is hiring an HPC engineer to support users of high-performance computing, artificial intelligence and other advanced computing resources, including ORNL's Frontier supercomputer. 🔗 Learn more and apply ➡️ bit.ly/3UPA4Mx
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📣 Hiring Alert! @ORNL is hiring an HPC Engineer (Early Career) to join the National Center for Computational Sciences to provide hands-on support for scientific applications. 📝 Learn more and apply ⤵️ bit.ly/4gsLSgh
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.@ORNL's Frontier supercomputer is helping researchers turn complex datasets into discoveries in biotechnology, using biology to mine critical minerals and materials. 🌱 Learn more ➡️ bit.ly/4gsD89U
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👏 @ORNL has received the @IEEEorg Quantum Technical Community Distinguished Synergy Award, recognizing ORNL’s commitment to advancing quantum science through collaboration.🏆 🔗 Read more: quantum.ieee.org/awards/ #BigScience #QuantumComputing
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Dolly Parton’s East Tennessee roots inspired a lifelong commitment to education. 🦋📚 That same spirit drives OLCF’s efforts to inspire the next generation through STEM and supercomputing, showing how investments in education can make an impact. 📸 Shawn Miller/@librarycongress
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At the OpenQSE workshop last month, researchers and technology leaders from across industry, academia and national laboratories gathered at @ORNL to to help advance the software needed to bring quantum computing and HPC together. 🔗 Read more: bit.ly/4wQApvV
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ORNL’s new supercomputer, Lux, is coming online this October! The new system, powered by @AMD and built by @HPE, combines AI and high-performance computing to support @ENERGY’s Genesis Mission and help accelerate AI-enabled science.
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At the 2026 Quantum Computing User Forum, researchers and technology leaders from across the global quantum ecosystem gathered at @ORNL to explore advances in quantum applications and discuss the emerging potential of hybrid quantum-HPC workflows. 🔗 bit.ly/3U3SvwQ
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ORNL earned a record-breaking 22 R&D 100 Awards! This reflects the innovation happening across the lab and the teams developing tech that advance science, strengthens U.S. competitiveness and addresses national priorities. Read more from @RD100Awards: bit.ly/4fH781r
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