/r/askscience

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How do medicines like Aspercreme work to relieve nerve or muscle pain if they are topical and not transdermal?

595 upvotes • freakydeku

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How do ant colonies circulate air?

595 upvotes • saucypotato27

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Does using a higher grade gasoline give me better gas mileage?

594 upvotes • redfukit

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Does taking medication for cold symptoms delay your body's ability to fight the illness?

593 upvotes • prezuiwf

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Let's say I can access all digital information stored in the world, and bit by bit I count every 0 and every 1, separately. Which one I would have more? Or it would be a near perfect 50-50%?

593 upvotes • Prents

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How exactly is unused breast milk absorbed back into the bloodstream?

593 upvotes • Massenstein

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Why does alcohol cause vasodilation?

593 upvotes • triestorise121

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How do deaf people think?

592 upvotes • diaz9943

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Hey science, how is it that common freshwater fish, such as the carp or the trout, are spread so widely across the US? How did they get from lake to lake?

592 upvotes • [deleted]

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Is the science concerning the harmfulness of second hand smoke truly settled?

592 upvotes • cybrbeast

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
How do medicines like Aspercreme work to relieve nerve or muscle pain if they are topical and not transdermal?	595	freakydeku
How do ant colonies circulate air?	595	saucypotato27
Does using a higher grade gasoline give me better gas mileage?	594	redfukit
Does taking medication for cold symptoms delay your body's ability to fight the illness?	593	prezuiwf
Let's say I can access all digital information stored in the world, and bit by bit I count every 0 and every 1, separately. Which one I would have more? Or it would be a near perfect 50-50%?	593	Prents
How exactly is unused breast milk absorbed back into the bloodstream?	593	Massenstein
Why does alcohol cause vasodilation?	593	triestorise121
How do deaf people think?	592	diaz9943
Hey science, how is it that common freshwater fish, such as the carp or the trout, are spread so widely across the US? How did they get from lake to lake?	592	[deleted]
Is the science concerning the harmfulness of second hand smoke truly settled?	592	cybrbeast