/u/z957q's posts in /r/askhistorians
How far back in history would a current high school graduate have to go to be considered a leading expert in the various scientific fields, based on today's typical high school curriculum?
358 upvotes
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How was the concept of clockwise/counterclockwise expressed before clocks or in societies where they weren't common?
55 upvotes
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11 upvotes
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