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

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If we can artificially oxygenate blood with a machine, then why is lung cancer so lethal?

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If a large asteroid was going to hit Earth, is there anything humanity could do to stop it?

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Can somebody tell me why this implant to treat alcoholism isn't much more common?

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If I hurt my arm, how does my brain know it's my arm that's sending the pain? How does the body know which neurons are giving off pain signals?

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Why can't things go faster than the speed of light?

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What would happen if ALL of the DNA in my (healthy) body was suddenly and replaced with a different set of healthy DNA from somebody else?

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Why can't we know the speed and position of an atom simultaneously?

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Is there any object that isn't moving at all?

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Why do I have hair by my ass?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If we can artificially oxygenate blood with a machine, then why is lung cancer so lethal?	1
If a large asteroid was going to hit Earth, is there anything humanity could do to stop it?	1
Can somebody tell me why this implant to treat alcoholism isn't much more common?	1
If I hurt my arm, how does my brain know it's my arm that's sending the pain? How does the body know which neurons are giving off pain signals?	1
Why can't things go faster than the speed of light?	1
What would happen if ALL of the DNA in my (healthy) body was suddenly and replaced with a different set of healthy DNA from somebody else?	1
Why can't we know the speed and position of an atom simultaneously?	1
Is there any object that isn't moving at all?	1
Why do I have hair by my ass?	1