this post was submitted on 12 Jun 2025
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Today I Learned (TIL)

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TIL about John Day, who attempted to dive to 130 feet in a wooden diving chamber in 1774. After a few hours, he had not resurfaced and was eventually declared dead. Day is the first recorded death... (en.wikipedia.org)
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The original was posted on /r/todayilearned by /u/Sebastianlim on 2025-06-12 09:01:07+00:00.

Original Title: TIL about John Day, who attempted to dive to 130 feet in a wooden diving chamber in 1774. After a few hours, he had not resurfaced and was eventually declared dead. Day is the first recorded death in a submarine.

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