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  "path": "/hidden-ancient-river-system-found-deep-under-the-surface-of-mars",
  "publishedAt": "2026-03-18T18:00:58.000Z",
  "site": "https://www.sciencealert.com",
  "textContent": "Far away, alone in a crater on a planet inhabited only by robots, NASA's Perseverance...",
  "title": "Hidden Ancient River System Found Deep Under The Surface of Mars"
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