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If the Earth was a giant eyeball, how far would it be able to see into space? Would it outperform modern telescopes?

6754 upvotes • StrikeLines

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Is there a 'half-life' of knowledge? For example if you learned 100 spanish words, what is the 'decay-rate' of knowing the meanings? At what time do you only remember half of the meaning of the words?

6754 upvotes • b2q

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Between foam, liquid, or bar, what is the best type of soap for handwashing?

6744 upvotes • PHealthy

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How close would you have to get to the sun for the vacuum of space to be at room temperature?

6742 upvotes • Caz-9

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If ocean water had a higher viscosity, would wave size be affected?

6739 upvotes • Zach_37

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If you are in water right underneath the moon and the moon is at it's closest, do you float better than other places on earth?

6739 upvotes • memekriss

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Is there a physiological basis to the change in food tastes/preferences as you grow up?

6739 upvotes • RichardsonM24

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Why do physicists continue to treat gravity as a fundamental force when we know it's not a true force but rather the result of the curvature of space-time?

6735 upvotes • nitrous729

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How is nerve damage repaired? Is there a way to tell if nerves are permanently damaged?

6733 upvotes • carmellag94

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AskScience AMA Series: I am Jonathan Berman, author of the forthcoming "Antivaxxers: How To Challenge A Misinformed Movement" from MIT press, former co-chair of the March for Science, and a renal physiologist, AMA!

6706 upvotes • AskScienceModerator

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
If the Earth was a giant eyeball, how far would it be able to see into space? Would it outperform modern telescopes?	6754	StrikeLines
Is there a 'half-life' of knowledge? For example if you learned 100 spanish words, what is the 'decay-rate' of knowing the meanings? At what time do you only remember half of the meaning of the words?	6754	b2q
Between foam, liquid, or bar, what is the best type of soap for handwashing?	6744	PHealthy
How close would you have to get to the sun for the vacuum of space to be at room temperature?	6742	Caz-9
If ocean water had a higher viscosity, would wave size be affected?	6739	Zach_37
If you are in water right underneath the moon and the moon is at it's closest, do you float better than other places on earth?	6739	memekriss
Is there a physiological basis to the change in food tastes/preferences as you grow up?	6739	RichardsonM24
Why do physicists continue to treat gravity as a fundamental force when we know it's not a true force but rather the result of the curvature of space-time?	6735	nitrous729
How is nerve damage repaired? Is there a way to tell if nerves are permanently damaged?	6733	carmellag94
AskScience AMA Series: I am Jonathan Berman, author of the forthcoming "Antivaxxers: How To Challenge A Misinformed Movement" from MIT press, former co-chair of the March for Science, and a renal physiologist, AMA!	6706	AskScienceModerator