/u/earanhart's posts in /r/askscience

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Given that the speed of light changes based on the medium the light travels through, is it possible for matter or energy to travel faster than its local light due to moving through some highly refractive or dense medium?

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Morals for AI

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Why do we assume AIs will have 'morals'?

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How does Tidal Lock occur?

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Objects approaching eachother at combined speed of light - what happens?

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What kind of object would be needed for the average person to notice if it struck our sun

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What kind of object would be needed for the average person to notice if it struck our sun?

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What would the topography of a "garden world" with no tectonic activity look like?

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What is the most dense material we can produce that a person could interact with without any special equipment?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Given that the speed of light changes based on the medium the light travels through, is it possible for matter or energy to travel faster than its local light due to moving through some highly refractive or dense medium?	1590
Morals for AI	1
Why do we assume AIs will have 'morals'?	1
How does Tidal Lock occur?	1
Objects approaching eachother at combined speed of light - what happens?	1
What kind of object would be needed for the average person to notice if it struck our sun	1
What kind of object would be needed for the average person to notice if it struck our sun?	1
What would the topography of a "garden world" with no tectonic activity look like?	1
What is the most dense material we can produce that a person could interact with without any special equipment?	1