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

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What does Math in Quantum Physics "look like"? Is it still much like applied math, or does it start to look more like doing proofs?

34 upvotes

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If there are no nerve endings in the brain, then what's responsible for the pain we feel during a headache?

30 upvotes

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What does dark energy do, other than cause cosmic inflation?

2 upvotes

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If time essentially stops inside a blackhole, then what is it like from a blackhole's point of view as it evaporates from Hawking Radiation?

1 upvotes

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When light reflects off of something, say a mirror, does it undergo a deceleration period when changing directions? Or does the change in direction happen instantaneously?

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What kind of observations would we need to see to be confident that the Kepler discover is alien life?

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If I went back in time 100 million years, would the conditions on earth allow me to survive, assuming I can outrun predators and catch smaller creatures to eat?

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How long does it take water to travel through a tree?

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Does straining yourself to the point you get a head rush (eg, when lifting something heavy) kill brain cells?

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Does quantum mechanics really say that a subatomic particle doesn't have a position until it's observed? Or is this just a way of simplifying it for non-physicists?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What does Math in Quantum Physics "look like"? Is it still much like applied math, or does it start to look more like doing proofs?	34
If there are no nerve endings in the brain, then what's responsible for the pain we feel during a headache?	30
What does dark energy do, other than cause cosmic inflation?	2
If time essentially stops inside a blackhole, then what is it like from a blackhole's point of view as it evaporates from Hawking Radiation?	1
When light reflects off of something, say a mirror, does it undergo a deceleration period when changing directions? Or does the change in direction happen instantaneously?	1
What kind of observations would we need to see to be confident that the Kepler discover is alien life?	1
If I went back in time 100 million years, would the conditions on earth allow me to survive, assuming I can outrun predators and catch smaller creatures to eat?	1
How long does it take water to travel through a tree?	1
Does straining yourself to the point you get a head rush (eg, when lifting something heavy) kill brain cells?	1
Does quantum mechanics really say that a subatomic particle doesn't have a position until it's observed? Or is this just a way of simplifying it for non-physicists?	1