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

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Do individual hallucinations ever consist of multiple senses? For instance, could someone both see and hear someone who wasn't there?

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If all life descends from a single source, then how is it that life is self-sustainable whereas simple cannibalism isn't? Where's the line?

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Would you still get phantom limb pain if the limb were attached but necrotic? That is, what specifically causes it?

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Do people with hypersensitivity (such as an autistic person with tactile sensitivity) actually have superior sensory perception, or are they just bothered more easily than most people?

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Sexual selection is the most common explanation for traits like a peacock's feathers, which are otherwise clearly harmful. If they're supposed to indicate that the animal is fitter for surviving with the handicap, then why don't disabilities like missing limbs have the same effect?

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Do other animals have puberty: that is, a lengthy, years-long transition period into sexual maturity?

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Did mercury actually do anything helpful when used as a treatment for disease, like with syphilis? If not, why was it used and why did people think that it worked?

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Did mercury actually do anything helpful when used as a treatment for disease, like with syphilis? If not, why was it used and why did people think that it worked?

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Would you still get phantom limb pain if the limb is attached but necrotic?

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Can people experience phantom limb pain if the limb is still attached, but the nerves are destroyed from necrosis or third-degree-burns?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Do individual hallucinations ever consist of multiple senses? For instance, could someone both see and hear someone who wasn't there?	1
If all life descends from a single source, then how is it that life is self-sustainable whereas simple cannibalism isn't? Where's the line?	1
Would you still get phantom limb pain if the limb were attached but necrotic? That is, what specifically causes it?	1
Do people with hypersensitivity (such as an autistic person with tactile sensitivity) actually have superior sensory perception, or are they just bothered more easily than most people?	1
Sexual selection is the most common explanation for traits like a peacock's feathers, which are otherwise clearly harmful. If they're supposed to indicate that the animal is fitter for surviving with the handicap, then why don't disabilities like missing limbs have the same effect?	1
Do other animals have puberty: that is, a lengthy, years-long transition period into sexual maturity?	1
Did mercury actually do anything helpful when used as a treatment for disease, like with syphilis? If not, why was it used and why did people think that it worked?	1
Did mercury actually do anything helpful when used as a treatment for disease, like with syphilis? If not, why was it used and why did people think that it worked?	1
Would you still get phantom limb pain if the limb is attached but necrotic?	1
Can people experience phantom limb pain if the limb is still attached, but the nerves are destroyed from necrosis or third-degree-burns?	1