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Updates every hour. Last Updated: 19-Dec-2025 07:11 ET (19-Dec-2025 12:11 GMT/UTC)
Demonstration of remote, real-time predictive control of fusion plasma
National Institutes of Natural SciencesFor the first time worldwide, we have achieved remote, real-time control of fusion plasma using a digital twin running on a supercomputer located about 1,000 km away (round-trip network path ~2,000 km).
In magnetic confinement fusion power, sustaining and precisely controlling plasma at temperatures exceeding 100 million ℃ over long durations is essential. Yet “predicting-while-controlling” has been challenging due to model accuracy limits, computation speed, and unresolved physics. Our team has developed a system that applies data assimilation, continuously updating the predictive model with real-time measurements to improve accuracy and using accelerated parallel prediction to determine optimal unrehearsed control actions.
A research team from Kyoto University, the National Institute for Fusion Science (NIFS), the National Institutes for Quantum Science and Technology (QST), and the Institute of Statistical Mathematics (ISM), has connected the Large Helical Device (LHD) in Toki, Gifu, Japan to the new “Plasma Simulator” supercomputer in Rokkasho, Aomori, jointly procured by NIFS and QST, via the high-quality, high-bandwidth academic network SINET6. By exclusively using more than 20,000 Central Processing Unit (CPU) cores and minimizing communication latency, the team has realized real-time predictive control of LHD from a remote supercomputer. This approach — linking a large experimental facility and a large computing system over a ~2,000 km network loop — can serve as a foundation for real-time control beyond fusion.
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A first global consensus statement on short bouts of accumulated exercise
Journal of Sport and Health ScienceIn a landmark study from the Journal of Sport and Health Science, an international team of researchers has gathered evidence from 27 reviews and 135 studies to provide a first global consensus on the definition and classification of short bouts of accumulated exercise. They expect its implementation to empower populations to avoid sedentary behavior, such as prolonged sitting, and move increasingly often, promoting improvements in public health.
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Tegoprazan-based therapy found superior for Helicobacter pylori eradication in China
Chinese Medical Journals Publishing House Co., Ltd.A nationwide, multicenter trial in China compares tegoprazan-based (TACB) and esomeprazole-based (EACB) triple therapy plus bismuth for Helicobacter pylori. TACB has 93.5% eradication in the full analysis set, superior to EACB’s 86.4%, with comparable safety and high compliance.
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