{
  "id": 6155492,
  "title": "Scientists develop ‘ultrafast magnetic-field pulses’ memory system that could cut AI data center energy use by 100x — and even get close to hitting thermodynamic limits",
  "url": "https://urgent.news/2026/09/07/scientists-develop-ultrafast-magnetic-field-pulses-memory-system-that",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-09-07T19:00:00.000Z",
  "source": {
    "name": "TechRadar",
    "slug": "techradar",
    "url": "https://www.techradar.com/computing/scientists-develop-ultrafast-magnetic-field-pulses-memory-system-that-could-cut-ai-data-center-energy-use-by-100x-and-even-get-close-to-hitting-thermodynamic-limits"
  },
  "original_language": "en",
  "account": "Scientists have developed ultrafast magnetic-field pulses that could revolutionize memory systems, potentially reducing AI data center energy needs by up to 100 times. This breakthrough, detailed in a paper published in Advanced Materials journal, could significantly decrease the energy consumption of magnetic memory and storage. Currently, switching magnetic memory states consumes a considerable amount of energy, but the new method harnesses ultrafast magnetic field pulses, consuming far less power. This reduction in energy usage could help mitigate the rising concern about data center energy consumption, which already accounts for a sizable portion of worldwide electricity consumption and carbon emissions. The research, led by scientists at the University of Edinburgh in Scotland, suggests that the approach could also be applied to electrical currents and ultrafast laser pulses, opening up potential advancements in various fields. While the theory is still in its infancy, the authors have proposed practical steps that could lead to real-world prototypes and experiments. However, practical implementation is still a considerable way off, and more research and development will be required before these innovations can be integrated into existing data center infrastructure. Nevertheless, the potential for drastically reducing the energy demands of AI and computing industries is a promising development on the horizon.",
  "summary": "A new scientific paper outlines a way to cut AI data center energy usage by ‘orders of magnitude’.",
  "key_points": [
    "Ultrafast magnetic-field pulses could cut AI data center energy use by 100x.",
    "Developed by University of Edinburgh scientists, method reduces magnetic memory energy consumption.",
    "Potential application to electrical currents and ultrafast laser pulses."
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}