/u/optiplex9000's posts in /r/AskHistorians

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Why were green, yellow/amber, and red universally accepted as the colors for traffic lights? Was there any place that had a different kind or color of traffic light?

35 upvotes

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How did a brewery operate in the United States before prohibition? Were the breweries local or were there big macrobreweries like today?

33 upvotes

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In the first Bill & Ted movie, Billy the Kid befriends Socrates. Would Billy have known who Socrates was?

32 upvotes

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I was reading the Wikipedia pages for a couple of the Challenger astronauts and some of them mention that bodies were buried. How did investigators identify remains after a rocket explosion and subsequent fall to earth?

28 upvotes

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Were there Plague or Spanish Flu deniers like there COVID deniers nowadays?

26 upvotes

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Why is is respectful to take your hat off during the national anthem? What is so special about a hat? When did this tradition start?

24 upvotes

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What was a day like for someone with the plague?

24 upvotes

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How were spicy peppers received in Europe when they were first brought over from the Americas?

20 upvotes

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Why are so many hospitals in the US seemingly connected to a church? I see places like St. Mary's, St. John's, County Methodist Hospital, etc.

20 upvotes

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In Back to the Future, why would Doc Brown go to Libyans to get plutonium? Was Libya a terrorist haven back in 1985? Would they actually have access to nuclear materials?

19 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why were green, yellow/amber, and red universally accepted as the colors for traffic lights? Was there any place that had a different kind or color of traffic light?	35
How did a brewery operate in the United States before prohibition? Were the breweries local or were there big macrobreweries like today?	33
In the first Bill & Ted movie, Billy the Kid befriends Socrates. Would Billy have known who Socrates was?	32
I was reading the Wikipedia pages for a couple of the Challenger astronauts and some of them mention that bodies were buried. How did investigators identify remains after a rocket explosion and subsequent fall to earth?	28
Were there Plague or Spanish Flu deniers like there COVID deniers nowadays?	26
Why is is respectful to take your hat off during the national anthem? What is so special about a hat? When did this tradition start?	24
What was a day like for someone with the plague?	24
How were spicy peppers received in Europe when they were first brought over from the Americas?	20
Why are so many hospitals in the US seemingly connected to a church? I see places like St. Mary's, St. John's, County Methodist Hospital, etc.	20
In Back to the Future, why would Doc Brown go to Libyans to get plutonium? Was Libya a terrorist haven back in 1985? Would they actually have access to nuclear materials?	19