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Articles

Project Overviews

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Replications Database

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Forensic Metascience Agent

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Bird's Eye Reviews

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Metascience Observatory Explorer

Articles

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What we've learned so far (Aug 2026)

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Replication initiatives

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Re-analysis initiatives

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Other replication database initiatives

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Defining replication

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Nature's 2016 reproducibility survey

Replications Database Pages

Replication rate by discipline
Replication rate by journal
Replication rate by original p-value
Replication rate by journal impact factor
Replication rate by journal rank
Replication rate by citation count
Replication rate by author h-index
Replication rate by author overlap
Replication rate by year

Technical Documentation

Replications database data dictionary
Effect size types and their normalization
Mathematical methods for classifying replication outcomes
Our ontology for classifying paper subjects
V6 extraction pipeline evaluation
Checking for bias by comparing with "random sampled" replication initiatives

Metascience articles by Dan Elton

2025-01-28The golden age of German science (1880 - 1930)
2024-10-22A Defense of Peer Review
2024-10-21When "weak links" in science matter — high profile fraud in Alzheimer's disease research
2024-08-05WTH is Cerebrolysin, actually?
2023-08-05How common is scientific fraud?
2022-02-28The deluge of crappy papers must stop

Newsletters

2026-08-04Newsletter #3 — Q2, 2026
2026-04-23Newsletter #2 — Q1, 2026
2026-01-29Newsletter #1

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The Metascience Observatory is a fiscally sponsored initiative of the Mind First Foundation, a 501(c)(3) nonprofit based in MA.