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  "path": "/story/titanic-structures-earth-magnetic-field-millions-of-years/",
  "publishedAt": "2026-02-05T23:58:25.000Z",
  "site": "https://www.wired.com",
  "tags": [
    "Science",
    "Science / Physics and Math",
    "Geology",
    "Earth Science",
    "physics",
    "earth",
    "Hidden Forces"
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  "textContent": "A team of geologists found for the first time evidence linking regions of low seismic velocity and the shape of the Earth’s magnetic field.",
  "title": "Two Titanic Structures Hidden Deep Within the Earth Have Altered the Magnetic Field for Millions of Years"
}