spaceless.com — Today in History

Monday, 21 September 2026

Day 264 of 2026  ·  101 days remaining in the year  ·  Week 39
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► Events on this day 2 entries

1930
Johann Ostermeyer patents his invention, the flashbulb.
US Science & Technology 96 yrs ago
1954
The nuclear submarine "Nautilus" is commissioned.
US Science & Technology 72 yrs ago