/u/Sorryaboutthat1time's posts in /r/askscience

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Why are positive emotions like joy and happiness fleeting, while negative emotions like anger and sadness tend to linger?

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Isn't the concept of dark matter just a cop-out by scientists who couldn't make their calculations add up correctly, so they said, "there must be some mystery matter out there?"

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Could gravity be simulated in a spaceship by somehow having a porous exterior, which allows just enough of the vacuum suction effect to pull on things, so that it feels like normal gravity?

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Are humans hardwired to find little squiggly things like maggots disgusting, or is it a learned response?

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Could two unrelated, intelligent life forms evolve concurrently on the same planet?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why are positive emotions like joy and happiness fleeting, while negative emotions like anger and sadness tend to linger?	1
Isn't the concept of dark matter just a cop-out by scientists who couldn't make their calculations add up correctly, so they said, "there must be some mystery matter out there?"	1
Could gravity be simulated in a spaceship by somehow having a porous exterior, which allows just enough of the vacuum suction effect to pull on things, so that it feels like normal gravity?	1
Are humans hardwired to find little squiggly things like maggots disgusting, or is it a learned response?	1
Could two unrelated, intelligent life forms evolve concurrently on the same planet?	1