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

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Can too much cardio be bad for your heart? And how do you know how much is too much?

7 upvotes

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Is there any data showing a correlation between low-protein diets and higher life expectancy?

7 upvotes

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Since entropy always increases in a closed system, would any material object eventually turn into a gas if left completely isolated? And by what means?

7 upvotes

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Is it possible to accelerate at such a rate that a clock in a rest frame that you were accelerating relative to would never reach the next minute (according to you)?

6 upvotes

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When I see pop-sci stories about how (for example) "scientists have found evidence that our universe collided with other universes in the past", are these actually at all based on real peer-reviewed, published papers?

6 upvotes

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How can I discern people's ages so accurately just by looking at their faces? For instance, how can I tell someone is 35 and not 25, when they don't have any more visible wrinkles at 35? What things could I be picking up on?

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Do we know if particles like electrons, photons, protons, etc have a definite non-zero radius (even if we haven't measured it yet)?

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Would it be possible to induce the feeling of hunger in someone who had a full stomach simply by putting certain hormones, etc into their bloodstream?

6 upvotes

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Did the LHC ever actually create a mini black hole?

5 upvotes

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Does the "time" part in "the curvature of spacetime" refer to time dilation due to gravity? How is spacetime being curved different from just space being curved?

5 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Can too much cardio be bad for your heart? And how do you know how much is too much?	7
Is there any data showing a correlation between low-protein diets and higher life expectancy?	7
Since entropy always increases in a closed system, would any material object eventually turn into a gas if left completely isolated? And by what means?	7
Is it possible to accelerate at such a rate that a clock in a rest frame that you were accelerating relative to would never reach the next minute (according to you)?	6
When I see pop-sci stories about how (for example) "scientists have found evidence that our universe collided with other universes in the past", are these actually at all based on real peer-reviewed, published papers?	6
How can I discern people's ages so accurately just by looking at their faces? For instance, how can I tell someone is 35 and not 25, when they don't have any more visible wrinkles at 35? What things could I be picking up on?	6
Do we know if particles like electrons, photons, protons, etc have a definite non-zero radius (even if we haven't measured it yet)?	6
Would it be possible to induce the feeling of hunger in someone who had a full stomach simply by putting certain hormones, etc into their bloodstream?	6
Did the LHC ever actually create a mini black hole?	5
Does the "time" part in "the curvature of spacetime" refer to time dilation due to gravity? How is spacetime being curved different from just space being curved?	5