The great unsolved mysteries of history

Also on Reddit today: The guy who invented CAPTCHA answers your questions, the worst words in English, and an encryption mystery.


Kevin Morris


Published Jul 12, 2012   Updated Jun 2, 2021, 2:35 pm CDT

Want to read Reddit but don’t have the time? Our daily Reddit Digest highlights the most interesting or important discussions from around the social news site—every morning.

Pic of the day7 minutes of firefly activity. (r/ExposurePorn)
Hottest subreddit: r/tinycode (1 day)

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*First Published: Jul 12, 2012, 8:18 am CDT