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

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Zeroth derivative is position. First is velocity. Second is acceleration. Is there anything meaningful past that if we keep deriving?

3190 upvotes

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Is there a mathematical proof/justification for x^-1 = 1/x? Or is it just conjecture/nonclemature?

103 upvotes

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Was there a "split" at some point in evolution between cold & warm blooded creatures? How did we get to the two 'categories' of creature? And why aren't there more 'categories'?

6 upvotes

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Is there an argument for allowing global warming to continue? As in, would any regions and their people experience benefits as a result of global warming?

1 upvotes

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What's the science of being stabbed? What is actually killing someone who is stabbed? Is it just bloodloss?

1 upvotes

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My father has always had a stutter as do I (to a slightly lesser basis) but my brother does not. Is this because of genetics or is it learned behavior?

1 upvotes

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When my Biology textbook says "the cell translates the information in the sequence of mRNA nucleotides to make a protein" what is the "information" it speaks about? Is it literal, tangible information stored somewhere?

1 upvotes

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How do muscles project force, ie: lift a dumbell? Do they have a storage of potential energy that comes out when used? Or am I really misinterpreting how all this works?

1 upvotes

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Is our galaxy moving as an entity? Or rather is the SMBH in the center moving?

1 upvotes

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What's a good book / article / other which spells out evolution from single cells organisms to monkeys and apples and such? Would like to know how this happened knowing nothing

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Zeroth derivative is position. First is velocity. Second is acceleration. Is there anything meaningful past that if we keep deriving?	3190
Is there a mathematical proof/justification for x^-1 = 1/x? Or is it just conjecture/nonclemature?	103
Was there a "split" at some point in evolution between cold & warm blooded creatures? How did we get to the two 'categories' of creature? And why aren't there more 'categories'?	6
Is there an argument for allowing global warming to continue? As in, would any regions and their people experience benefits as a result of global warming?	1
What's the science of being stabbed? What is actually killing someone who is stabbed? Is it just bloodloss?	1
My father has always had a stutter as do I (to a slightly lesser basis) but my brother does not. Is this because of genetics or is it learned behavior?	1
When my Biology textbook says "the cell translates the information in the sequence of mRNA nucleotides to make a protein" what is the "information" it speaks about? Is it literal, tangible information stored somewhere?	1
How do muscles project force, ie: lift a dumbell? Do they have a storage of potential energy that comes out when used? Or am I really misinterpreting how all this works?	1
Is our galaxy moving as an entity? Or rather is the SMBH in the center moving?	1
What's a good book / article / other which spells out evolution from single cells organisms to monkeys and apples and such? Would like to know how this happened knowing nothing	1