{
  "id": 11889133,
  "title": "Elusive ‘Geoneutrinos’ Are Building a New Map of Earth’s Volatile Interior",
  "url": "https://urgent.news/2026/10/04/elusive-geoneutrinos-are-building-a-new-map-of-earths-volatile",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-04T09:00:00.000Z",
  "source": {
    "name": "Wired",
    "slug": "wired",
    "url": "https://www.wired.com/story/elusive-geoneutrinos-are-building-a-new-map-of-earths-volatile-interior/"
  },
  "original_language": "en",
  "account": "Earth's interior holds secrets locked away deep beneath its surface, and scientists are using ultrareclusive particles called geoneutrinos to unlock them. Hidden within a former mine in Sudbury, Canada lies the SNO+ experiment, a massive detector buried in liquid scintillator to shield it from cosmic radiation. By counting the rare geoneutrinos that pass through the Earth, researchers hope to map the distribution of radioactive elements that power the planet's interior. Decades of searching have yielded only a few hundred detections, but the first observation by SNO+ in November 2025 marks the first geoneutrinos seen in the western hemisphere, offering a fresh perspective on the radioactive heart of our world. While uncertainties remain, early indications suggest geoneutrino fluxes differ between the western and eastern hemispheres, hinting at an uneven distribution of radioactive elements within the mantle. These findings could reshape our understanding of Earth's internal structure and processes, potentially revealing patterns in the mantle that drive everything from tectonics to the magnetic field. However, the extraordinary nature of geoneutrinos means interpreting these results remains a challenging puzzle, with scientists eagerly awaiting further detections to clarify the hidden story of our planet's deep interior.",
  "summary": "A global network of detectors are reporting some of the most substantial measurements yet of neutrinos created deep underground by the radioactive elements that power our planet’s tectonic activity.",
  "key_points": [
    "SNO+ experiment detects first western hemisphere geoneutrinos in November 2025",
    "Geoneutrino fluxes differ between western and eastern hemispheres",
    "Findings may reshape understanding of Earth's internal structure and processes"
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 2,
    "also_reported_by": [
      {
        "outlet": "Wired Science",
        "title": "Elusive ‘Geoneutrinos’ Are Building a New Map of Earth’s Volatile Interior",
        "url": "https://urgent.news/2026/10/04/elusive-geoneutrinos-are-building-a-new-map-of-earths-volatile-11891101",
        "published": "2026-10-04T09:00:00.000Z"
      }
    ]
  },
  "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."
}