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Part of the Nexus Project Series

by Turmitus Tech, Switzerland

Unsolved Mysteries. Collaborative Investigation.

The world's largest database of cold cases with community-driven analysis.

1,247
Active Cases
45,892
Community Members
238
Cases Solved
12,450
Evidence Items

Featured Cold Cases

🔍
Active Investigation

The Disappearance of Flight MH370

2014
Indian Ocean
Serosity:85%
Relevance:92%
🔍
Unsolved

The Zodiac Killer

1968-1974
California, USA
Serosity:78%
Relevance:95%
🔍
Open Case

DB Cooper Hijacking

1971
Pacific Northwest
Serosity:82%
Relevance:88%

How Our Community Works

1

Explore Cases

Browse our curated database of unsolved mysteries from around the world

2

Analyze Evidence

Review documents, photos, and testimonies with our S/R rating system

3

Contribute

Share insights, theories, and discoveries with the community

Join the Investigation

Thousands of amateur detectives. One mission: Justice.