/r/askscience

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If a limb were severed from the body and left in the sun for a while, would the skin sunburn?

3423 upvotes • YourLocalGirlGang

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Does the edge of the observable universe sway with our orbit around the sun?

3423 upvotes • TheonsDickInABox

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Iron smelting requires extremely high temperatures for an extended period before you get any results; how was it discovered?

3420 upvotes • TheBananaKing

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If a persons brain is split into two hemispheres what would happen when trying to converse with the two hemispheres independently? For example asking what's your name, can you speak, can you see, can you hear, who are you...

3415 upvotes • TwizAU

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[Math] Is every digit in pi equally likely?

3414 upvotes • LtMelon

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Nuclear fusion reactors use supermagnets to suspend plasma and prevent it from damaging the containment structure. However, fusion also produces neutrons as part of the reaction, which have a net charge of 0. What steps have scientists taken to mitigate the damage from these high-energy neutrons?

3413 upvotes • solarish

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Why is there things like depression that make people constantly sad but no disorders that cause constant euphoria?

3412 upvotes • hits_from_the_booong

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What exactly happens in our brain when we daydream/space out? Is it similar when we are sleeping?

3412 upvotes • rubyleehs

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In multi-star systems, what is the furthest known distance between two systems orbiting each other?

3411 upvotes • worldofwarcraft9

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Why can you rename, or change the path of, an open file in OS X but not Windows?

3408 upvotes • rouge_oiseau

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
If a limb were severed from the body and left in the sun for a while, would the skin sunburn?	3423	YourLocalGirlGang
Does the edge of the observable universe sway with our orbit around the sun?	3423	TheonsDickInABox
Iron smelting requires extremely high temperatures for an extended period before you get any results; how was it discovered?	3420	TheBananaKing
If a persons brain is split into two hemispheres what would happen when trying to converse with the two hemispheres independently? For example asking what's your name, can you speak, can you see, can you hear, who are you...	3415	TwizAU
[Math] Is every digit in pi equally likely?	3414	LtMelon
Nuclear fusion reactors use supermagnets to suspend plasma and prevent it from damaging the containment structure. However, fusion also produces neutrons as part of the reaction, which have a net charge of 0. What steps have scientists taken to mitigate the damage from these high-energy neutrons?	3413	solarish
Why is there things like depression that make people constantly sad but no disorders that cause constant euphoria?	3412	hits_from_the_booong
What exactly happens in our brain when we daydream/space out? Is it similar when we are sleeping?	3412	rubyleehs
In multi-star systems, what is the furthest known distance between two systems orbiting each other?	3411	worldofwarcraft9
Why can you rename, or change the path of, an open file in OS X but not Windows?	3408	rouge_oiseau