/u/english_major's posts
Why was North America divided into three huge countries (Canada, US, Mexico) but Central America was divided into a lot of small ones?
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My son wants to know why we can record visuals and sound but not smell. Will "smell cameras," as he says, exist one day?
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If life expectancy in the Middle Ages was around mid-forties for someone who managed to reach the age of 20, at what point would someone have been considered to be old?
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