/u/Spam4119's posts in /r/askscience

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I feel dumb for asking this... but how come using air to move a turbine to generate energy doesn't eliminate the energy from the system (i.e., less "wind")?

736 upvotes

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Why do heavy weight lifting champions look "Fat", while those who take part in muscle competitions look like all muscle (Arnold Schwarzenegger)?

327 upvotes

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What is going on in a tree stump immediately after the tree is cut down? Does the stump continue to try to live? Is the tree instantly dead like a human would be if the human suffered something equally catastrophic?

225 upvotes

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In a big modern game like Skyrim, what is going on in the computer for everything that continues to happen not on screen? (Explained more in text).

201 upvotes

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Do big cats (tigers, lions, etc.) have the same self righting reflex as domestic cats? If not... when did the self righting reflex first emerge?

192 upvotes

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Is there a reason why bigger animals tend to have bigger eyes. What advantage is it having eyes in proportion to body size?

183 upvotes

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Why do dogs like to play fetch? Is this a behavior only found in domesticated dogs?

69 upvotes

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Is there any rational reason for calculating pi (no pun intended) to millions and millions of digits? Or is it just calculating it for the sake of calculating it?

57 upvotes

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Do aerodynamic properties hold at different model sizes? If you have an exact model of a jet that is 1/10 the size, 1/4, 1/2, and full size... will aerodynamic forces act the same way in a controlled environment?

51 upvotes

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Do animals that are supposed to have a lot of fat on them suffer from any fat related problems like humans?

35 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
I feel dumb for asking this... but how come using air to move a turbine to generate energy doesn't eliminate the energy from the system (i.e., less "wind")?	736
Why do heavy weight lifting champions look "Fat", while those who take part in muscle competitions look like all muscle (Arnold Schwarzenegger)?	327
What is going on in a tree stump immediately after the tree is cut down? Does the stump continue to try to live? Is the tree instantly dead like a human would be if the human suffered something equally catastrophic?	225
In a big modern game like Skyrim, what is going on in the computer for everything that continues to happen not on screen? (Explained more in text).	201
Do big cats (tigers, lions, etc.) have the same self righting reflex as domestic cats? If not... when did the self righting reflex first emerge?	192
Is there a reason why bigger animals tend to have bigger eyes. What advantage is it having eyes in proportion to body size?	183
Why do dogs like to play fetch? Is this a behavior only found in domesticated dogs?	69
Is there any rational reason for calculating pi (no pun intended) to millions and millions of digits? Or is it just calculating it for the sake of calculating it?	57
Do aerodynamic properties hold at different model sizes? If you have an exact model of a jet that is 1/10 the size, 1/4, 1/2, and full size... will aerodynamic forces act the same way in a controlled environment?	51
Do animals that are supposed to have a lot of fat on them suffer from any fat related problems like humans?	35