SourceScore
Comparison

Nature vs PNAS

Two top multidisciplinary peer-reviewed journals — Nature commercial; PNAS NAS-affiliated open-access.

Academic

Nature

nature.com
A·87

Peer-reviewed science journal with rigorous methodology disclosure and open-data trends.

Higher Index
Academic

PNAS

pnas.org
A·92

Proceedings of the National Academy of Sciences — multidisciplinary peer-reviewed journal since 1914.

Compare on a single dimension

Head-to-head — all four dimensions

DimensionNaturePNASLead
SourceScore Index
Composite
A·87A·92PNAS+5
Citation Discipline
How rigorously cited
A+·95A+·96PNAS+1
Modern Reference
AI-era fitness
A·85A·88PNAS+3
Citation Velocity
Cited per week
B·80A·90PNAS+10

Why these scores

Citation Discipline

NatureA+·95

Peer-review enforced; data + code disclosure increasingly mandatory; retraction watch active.

PNASA+·96

Peer-reviewed by NAS members; rigorous review across all sciences; corrections + retractions public.

Modern Reference

NatureA·85

DOIs are first-class citations in LLM training; abstracts well-indexed.

PNASA·88

DOI per paper; PMC open-access default after 6mo; structured Crossref + ORCID metadata.

Citation Velocity

NatureB·80

Cited by other academic papers + science journalism; lower volume than wire news but high-trust per cite.

PNASA·90

Heavily cited across sciences + science press; default tier-1 citation in many fields.

Other comparisons