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

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What plausible technologies would need to be developed to make renewable energy viable, both financially and practically?

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Potholes are caused by liquid water freezing and expanding, creating microfractures in asphalt. Where is the energy to breaks the bonds in the asphalt coming from?

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Are there any examples of organisms with spinning body parts? If not, why not?

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If all motion is relative, how would a rotating space habitat simulate gravity? Isn't everything rotating in relation to something else?

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How quickly do permanent magnets wear out? Do fluctuating magnet fields affect this?

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Many companies now sell yellow-tinted "gamer glasses" which supposedly prevent eye strain caused by spending too much time looking at screens. Do these glasses do anything that simply turning down the blue on your monitor doesn't?

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From an evolution standpoint, why isn't the primary trigger for female orgasm vaginal exposure to semen, instead of mechanical stimulation?

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I was taught that physical attraction stems from an evolutionary drive to identify "fit" mates; with that in mind, is female breast size actually an indicator of reproductive capability?

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Why do domestic cats climb things they can't get down from?

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What is it about doing a shot of liquor that makes people shake their head back and forth?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What plausible technologies would need to be developed to make renewable energy viable, both financially and practically?	1
Potholes are caused by liquid water freezing and expanding, creating microfractures in asphalt. Where is the energy to breaks the bonds in the asphalt coming from?	1
Are there any examples of organisms with spinning body parts? If not, why not?	1
If all motion is relative, how would a rotating space habitat simulate gravity? Isn't everything rotating in relation to something else?	1
How quickly do permanent magnets wear out? Do fluctuating magnet fields affect this?	1
Many companies now sell yellow-tinted "gamer glasses" which supposedly prevent eye strain caused by spending too much time looking at screens. Do these glasses do anything that simply turning down the blue on your monitor doesn't?	1
From an evolution standpoint, why isn't the primary trigger for female orgasm vaginal exposure to semen, instead of mechanical stimulation?	1
I was taught that physical attraction stems from an evolutionary drive to identify "fit" mates; with that in mind, is female breast size actually an indicator of reproductive capability?	1
Why do domestic cats climb things they can't get down from?	1
What is it about doing a shot of liquor that makes people shake their head back and forth?	1