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  "path": "/2026/03/19/hidden-for-4500-years-a-sealed-corridor-in-the-great-pyramid.html",
  "publishedAt": "2026-03-19T22:42:52.000Z",
  "site": "https://boingboing.net",
  "tags": [
    "Post",
    "archaeology",
    "egypt",
    "Great Pyramid",
    "History",
    "ScanPyramids",
    "Science",
    "reports Modern Engineering Marvels",
    "Read the rest",
    "Hidden for 4,500 years: a sealed corridor in the Great Pyramid",
    "Boing Boing"
  ],
  "textContent": "The ScanPyramids team found a sealed corridor inside the Great Pyramid of Khufu — about 9 meters long, 2.1 meters wide, sitting 7 meters above the main entrance and hidden for roughly 4,500 years, reports Modern Engineering Marvels.\n\nThe discovery started with muography, a technique that tracks muons generated by cosmic rays passing through stone. — Read the rest \n\nThe post Hidden for 4,500 years: a sealed corridor in the Great Pyramid appeared first on Boing Boing.",
  "title": "Hidden for 4,500 years: a sealed corridor in the Great Pyramid"
}