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

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Do sperm cells bearing a Y chromosome sport surface proteins that reliably distinguish them from the same male’s X chromosome sperm?

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Why does black pepper attenuate the "heat" of chili peppers, while still being spicy hot in its own right?

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Are we anywhere close to a relatively cheap lab specimen test that can reliably determine the age of any human, accurate at least to the year?

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What are the strongest arguments against Badcock and Crespi's Imprinted Brain Theory?

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Do different ethnicities differ consistently in how strong a pull they exert on individuals' sense of identity?

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Why do verbal insults in one's native language cut deeper than insults in a second language?

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Anecdotally, it seems that women can trespass with relatively much less risk to themselves than men can. Is this backed up with research as being a human universal? If so, why is this knowledge not applied more in formal settings?

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Do humans have a vestigial form of the neurological reflex that became the dog's bark?

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How closely do genetic and linguistic phylogenies correlate in human populations?

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Never meet another party halfway, whose first preference is no deal with you at all. This intuitively makes sense. Can someone explain logically why it makes sense?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Do sperm cells bearing a Y chromosome sport surface proteins that reliably distinguish them from the same male’s X chromosome sperm?	10
Why does black pepper attenuate the "heat" of chili peppers, while still being spicy hot in its own right?	1
Are we anywhere close to a relatively cheap lab specimen test that can reliably determine the age of any human, accurate at least to the year?	1
What are the strongest arguments against Badcock and Crespi's Imprinted Brain Theory?	1
Do different ethnicities differ consistently in how strong a pull they exert on individuals' sense of identity?	1
Why do verbal insults in one's native language cut deeper than insults in a second language?	1
Anecdotally, it seems that women can trespass with relatively much less risk to themselves than men can. Is this backed up with research as being a human universal? If so, why is this knowledge not applied more in formal settings?	1
Do humans have a vestigial form of the neurological reflex that became the dog's bark?	1
How closely do genetic and linguistic phylogenies correlate in human populations?	1
Never meet another party halfway, whose first preference is no deal with you at all. This intuitively makes sense. Can someone explain logically why it makes sense?	1