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

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What is the scientific explanation for Instinct? Or rather the knowledge and feeling of being "watched"? (not the paranoia type)

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How do you define what is considered a life? Isn't life just a complex machinery to process information powered by glucose?

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Before salt mines etc. How did humans get sufficient sodium into their diet?

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Why do snowflakes freeze into those amazing patterns? Why not just ice drops? (Sleet) why so many shapes?

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How deep should a 1 MT nuke be detonated if you don't want to disturb the surface of the ocean? Also, what would happen in the zone surrounding the nuke?

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How far would Star Wars destroyer fired missed laser shots travel in space before attenuating to less than few miliwatts?

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Why as we age to we become more afraid/cautious of danger?

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Any science behind the high ph water health trend?

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Is it possible that there could have been other civilization before humans?

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Why can't gas in a straw travel faster than the speed of sound?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What is the scientific explanation for Instinct? Or rather the knowledge and feeling of being "watched"? (not the paranoia type)	1
How do you define what is considered a life? Isn't life just a complex machinery to process information powered by glucose?	1
Before salt mines etc. How did humans get sufficient sodium into their diet?	1
Why do snowflakes freeze into those amazing patterns? Why not just ice drops? (Sleet) why so many shapes?	1
How deep should a 1 MT nuke be detonated if you don't want to disturb the surface of the ocean? Also, what would happen in the zone surrounding the nuke?	1
How far would Star Wars destroyer fired missed laser shots travel in space before attenuating to less than few miliwatts?	1
Why as we age to we become more afraid/cautious of danger?	1
Any science behind the high ph water health trend?	1
Is it possible that there could have been other civilization before humans?	1
Why can't gas in a straw travel faster than the speed of sound?	1