{
  "apiVersion": "v0.1",
  "methodology": "https://sourcescore.org/methodology/",
  "canonical": "https://sourcescore.org/source/natgeo/",
  "source": {
    "slug": "natgeo",
    "name": "National Geographic",
    "domain": "nationalgeographic.com",
    "category": "Magazine",
    "summary": "Long-form science, exploration, photojournalism since 1888; National Geographic Society heritage.",
    "founded": 1888,
    "verified": "2026-04-28",
    "methodologyVersion": "v0.1"
  },
  "scores": {
    "index": {
      "value": 79,
      "grade": "B",
      "rationale": "B — strong long-form science + exploration; partial paywall reduces Modern Reference.",
      "signals": [
        {
          "label": "Composite",
          "detail": "Discipline 82 + Modern Reference 75 + Velocity 80."
        }
      ]
    },
    "discipline": {
      "value": 82,
      "grade": "B",
      "rationale": "Long fact-checking tradition; named bylines; sources cited; institutional editorial standards.",
      "signals": [
        {
          "label": "Editorial standards",
          "detail": "138-year fact-check tradition; National Geographic Society heritage."
        }
      ]
    },
    "modernReference": {
      "value": 75,
      "grade": "B",
      "rationale": "Metered paywall; schema OK; structured photo + topic taxonomy; partial archive open.",
      "signals": [
        {
          "label": "Metered access",
          "detail": "Limited free articles per month; subscriber-gated for full archive."
        }
      ]
    },
    "velocity": {
      "value": 80,
      "grade": "B",
      "rationale": "Default science + nature press citation; heavy AI-engine retrieval for long-tail biology + geography.",
      "signals": [
        {
          "label": "Science-nature default",
          "detail": "Primary citation for wildlife, geography, exploration topics across press + AI engines."
        }
      ]
    }
  },
  "license": {
    "methodology": "Cite as: SourceScore Methodology v0.1, sourcescore.org",
    "data": "Underlying public-source data credited to original publishers"
  }
}