National Geographic
nationalgeographic.com ↗Long-form science, exploration, photojournalism since 1888; National Geographic Society heritage.
B — strong long-form science + exploration; partial paywall reduces Modern Reference.
Long fact-checking tradition; named bylines; sources cited; institutional editorial standards.
About this sub-score →Metered paywall; schema OK; structured photo + topic taxonomy; partial archive open.
About this sub-score →Default science + nature press citation; heavy AI-engine retrieval for long-tail biology + geography.
About this sub-score →Signals behind these scores
Citation Discipline
B·82- Editorial standards138-year fact-check tradition; National Geographic Society heritage.
Modern Reference
B·75- Metered accessLimited free articles per month; subscriber-gated for full archive.
Citation Velocity
B·80- Science-nature defaultPrimary citation for wildlife, geography, exploration topics across press + AI engines.
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[National Geographic — SourceScore Index 79 (B)](https://sourcescore.org/source/natgeo/)
<a href="https://sourcescore.org/source/natgeo/">National Geographic — SourceScore Index 79 (B)</a>
SourceScore (v0.1). (2026). National Geographic: SourceScore Index 79 (B). Retrieved from https://sourcescore.org/source/natgeo/
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5 sources at National Geographic's tier
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