/r/askscience

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I saw in a video that chimpanzees and gorillas do not knuckle-walk in the same way, but they didn't explain what the difference is. Could someone elaborate on the physiological/anatomical differences?

1964 upvotes • [deleted]

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If I was an organism in a 2D world, would there be any experiment I could conduct, in order to prove whether there is a third dimension or not?

1962 upvotes • kirizzel

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If you sleep with no alarm clock, do you sleep the exact amount of time your body needs, or do you oversleep?

1961 upvotes • knudow

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Are there known caves with no surface connections?

1961 upvotes • Grejis

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What stops micro chips in humans from being rejected by the body similar to splinters or other foreign bodies?

1961 upvotes • Roy6651

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Rubbing alcohol is often use to sanitize skin (after an injury/before an injection), but I have never seen someone use it to clean their counters or other non-porous surfaces — is there a reason rubbing alcohol is not used on such surfaces but non-alcohol-based spray cleaners are?

1961 upvotes • maux_zaikq

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Is SARS-CoV-2 more infectious/contagious than regular coronaviruses before the emergence of COVID-19?

1961 upvotes • b2q

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AskScience AMA Series: I'm a coral reef ecologist & conservationist who's studied the Mesoamerican Reef for over 30 years, including the (formerly secret) Cayman Crown. Ask Me Anything!

1961 upvotes • AskScienceModerator

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If twins are born via IVF, are those twins any more likely to have natural twins or their own?

1960 upvotes • Peacefulber

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Does diabetes (or a high PH level) cause your body to excrete pharmaceutical drugs in your urine faster than a normal, healthy individual?

1960 upvotes • AcademicF

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
I saw in a video that chimpanzees and gorillas do not knuckle-walk in the same way, but they didn't explain what the difference is. Could someone elaborate on the physiological/anatomical differences?	1964	[deleted]
If I was an organism in a 2D world, would there be any experiment I could conduct, in order to prove whether there is a third dimension or not?	1962	kirizzel
If you sleep with no alarm clock, do you sleep the exact amount of time your body needs, or do you oversleep?	1961	knudow
Are there known caves with no surface connections?	1961	Grejis
What stops micro chips in humans from being rejected by the body similar to splinters or other foreign bodies?	1961	Roy6651
Rubbing alcohol is often use to sanitize skin (after an injury/before an injection), but I have never seen someone use it to clean their counters or other non-porous surfaces — is there a reason rubbing alcohol is not used on such surfaces but non-alcohol-based spray cleaners are?	1961	maux_zaikq
Is SARS-CoV-2 more infectious/contagious than regular coronaviruses before the emergence of COVID-19?	1961	b2q
AskScience AMA Series: I'm a coral reef ecologist & conservationist who's studied the Mesoamerican Reef for over 30 years, including the (formerly secret) Cayman Crown. Ask Me Anything!	1961	AskScienceModerator
If twins are born via IVF, are those twins any more likely to have natural twins or their own?	1960	Peacefulber
Does diabetes (or a high PH level) cause your body to excrete pharmaceutical drugs in your urine faster than a normal, healthy individual?	1960	AcademicF