/u/drkflame67's posts

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If I were to put a fish in a bowl of water then put that bowl in a vacuum, would the fish notice any changes?

749 upvotes • r/askscience

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I'm a soldier in the Roman legion circa 100AD. I just got myself killed in battle. How would word get to my family? Was there any formal system in place to handle casualties?

42 upvotes • r/AskHistorians

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How do we measure how far objects are away in space, as in hundreds of light years away?

18 upvotes • r/askscience

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Since light has no mass and mass is needed for energy (E=mc^2) how do we get energy from light, such as lasers and solar power?

3 upvotes • r/askscience

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I am laying down head first traveling at light speed. Would my circulatory system be able to pump the blood out of my feet back toward my heart?

1 upvotes • r/askscience

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Are there any instances where a twin or lookalike usurped a throne by impersonating the current ruler?

1 upvotes • r/AskHistorians

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If I brought a compass to the International Space Station where would it point?

1 upvotes • r/askscience

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
If I were to put a fish in a bowl of water then put that bowl in a vacuum, would the fish notice any changes?	749	askscience
I'm a soldier in the Roman legion circa 100AD. I just got myself killed in battle. How would word get to my family? Was there any formal system in place to handle casualties?	42	AskHistorians
How do we measure how far objects are away in space, as in hundreds of light years away?	18	askscience
Since light has no mass and mass is needed for energy (E=mc^2) how do we get energy from light, such as lasers and solar power?	3	askscience
I am laying down head first traveling at light speed. Would my circulatory system be able to pump the blood out of my feet back toward my heart?	1	askscience
Are there any instances where a twin or lookalike usurped a throne by impersonating the current ruler?	1	AskHistorians
If I brought a compass to the International Space Station where would it point?	1	askscience