/u/the8thbit's posts in /r/askscience

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Do tools like luminosity.com, dual-n-back, and Brain Age have a significant impact on cognitive ability?

486 upvotes

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I've heard that octopodes have a 'brain' (ganglia) in each of their tentacles. How accurate is this to the colloquial concept of a 'brain'?

157 upvotes

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How did the tongue evolve?

27 upvotes

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Does the shape and symmetry of a cloud determine the pattern in which rain falls?

4 upvotes

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How many animal species exist? How many have existed in the history of life on earth? How many genera? How many families? Orders? Classes? Phylum?

3 upvotes

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Why do microscopic images often look brightly colored and doughy, almost like they're made out of clay?

2 upvotes

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Are there any techniques which make writing media more difficult to digitally doctor without making it exceedingly difficult to read hand writing on the material?

1 upvotes

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Is it true that uranium was chosen over thorium for nuclear reactors because the former is more easily weaponized, or does thorium have other limitations?

1 upvotes

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What are the technological implications of superliminal nuetrino movement?

1 upvotes

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What influence does building heating/cooling have on weather patterns?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Do tools like luminosity.com, dual-n-back, and Brain Age have a significant impact on cognitive ability?	486
I've heard that octopodes have a 'brain' (ganglia) in each of their tentacles. How accurate is this to the colloquial concept of a 'brain'?	157
How did the tongue evolve?	27
Does the shape and symmetry of a cloud determine the pattern in which rain falls?	4
How many animal species exist? How many have existed in the history of life on earth? How many genera? How many families? Orders? Classes? Phylum?	3
Why do microscopic images often look brightly colored and doughy, almost like they're made out of clay?	2
Are there any techniques which make writing media more difficult to digitally doctor without making it exceedingly difficult to read hand writing on the material?	1
Is it true that uranium was chosen over thorium for nuclear reactors because the former is more easily weaponized, or does thorium have other limitations?	1
What are the technological implications of superliminal nuetrino movement?	1
What influence does building heating/cooling have on weather patterns?	1