/r/askscience

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Does illness affect the phases of sleep in a person's sleep cycle?

2506 upvotes • YoungRL

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How does drinking water immediately invoke a sense of your thirst being quenched?

2506 upvotes • silverhub89

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Why does hawking radiation cause black holes to evaporate?

2504 upvotes • alsiola

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Why is exponential decay/growth so common? What is so significant about the number e?

2503 upvotes • Bjozzinn

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Why is the absorbtion spectra from stars not cancelled out by re-emission?

2503 upvotes • Forestlight_

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When you drink water, how is it distributed around the body?

2502 upvotes • josh0423

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AskScience AMA Series: I'm Michael Abramoff, a physician/scientist, and Principal Investigator of the study that led the FDA to approve the first ever autonomous diagnostic AI, which makes a clinical decision without a human expert. AMA.

2502 upvotes • AskScienceModerator

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Post viral cough: why does it get worse after you get better?

2502 upvotes • [deleted]

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Before glasses were invented, how did people cope with being visually impaired? Was it as common back then? If not, why not?

2501 upvotes • [deleted]

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COVID/Flu transmission: Is "don't touch your face" just code for "don't touch mucous membranes" or is there more to it?

2500 upvotes • makeasnek

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Does illness affect the phases of sleep in a person's sleep cycle?	2506	YoungRL
How does drinking water immediately invoke a sense of your thirst being quenched?	2506	silverhub89
Why does hawking radiation cause black holes to evaporate?	2504	alsiola
Why is exponential decay/growth so common? What is so significant about the number e?	2503	Bjozzinn
Why is the absorbtion spectra from stars not cancelled out by re-emission?	2503	Forestlight_
When you drink water, how is it distributed around the body?	2502	josh0423
AskScience AMA Series: I'm Michael Abramoff, a physician/scientist, and Principal Investigator of the study that led the FDA to approve the first ever autonomous diagnostic AI, which makes a clinical decision without a human expert. AMA.	2502	AskScienceModerator
Post viral cough: why does it get worse after you get better?	2502	[deleted]
Before glasses were invented, how did people cope with being visually impaired? Was it as common back then? If not, why not?	2501	[deleted]
COVID/Flu transmission: Is "don't touch your face" just code for "don't touch mucous membranes" or is there more to it?	2500	makeasnek