r/UnresolvedMysteries
ActiveUnresolved Mysteries
A subreddit dedicated to the unresolved mysteries of the world. Submissions should outline a mystery and provide a link to a more detailed review of the case such as a Wiki article or news report. Replies analysing and speculating over the mystery and possible explanations are encouraged. -
Members
4,366,229
as of February 2025
Last post
today
September 28, 2026
Posts (30 days)
100+
Created
2013
April 9, 2013
Total posts
93.9K
archived
Total comments
3.3M
archived
Is r/UnresolvedMysteries dead? Active community.
r/UnresolvedMysteries is posting regularly — the latest post was today. Active subreddits can't be requested through r/redditrequest.
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Frequently asked questions about r/UnresolvedMysteries
How many members does r/UnresolvedMysteries have?
r/UnresolvedMysteries had 4,366,229 members as of February 2025, the most recent archive crawl of its subscriber count.
Is r/UnresolvedMysteries dead?
No. r/UnresolvedMysteries is active — the most recent post was today, with 100+ posts in the last 30 days.
When was r/UnresolvedMysteries created?
r/UnresolvedMysteries was created on April 9, 2013.
Can I take over r/UnresolvedMysteries?
Probably not. r/UnresolvedMysteries is still in active use, and Reddit only hands over communities whose human moderators have all gone inactive on Reddit for 60+ days. If you want a community in this niche, look for abandoned subreddits on the same topic instead — DeadSubs finds them automatically.
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Activity checked September 28, 2026from the Arctic Shift Reddit archive. Member counts come from the archive's most recent crawl and may lag Reddit. DeadSubs is not affiliated with Reddit Inc.