/u/[deleted]'s posts in /r/askscience

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If the ocean level was high enough, there would be zero coastline. If the ocean dried up completely, there would also be zero coastline. At what approximate ocean depth would there be maximum possible coastline?

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Will a body of water (eg a pool or bathtub) drain quicker if there is no vortex around the drain?

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Is it a cultural idea that women have to be moody during their period that has translated into reality?

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Does "doggy dementia" exist? Can my dog have progressive memory loss and difficulty recognizing me as he ages?

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I can imagine a wormhole as a connection between two points in a two dimensional spacetime plane. Is there a way to grasp the concept of wormholes without simplifying timespace to a plane?

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Why does plastic turn white when you bend it?

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If someone was to have a tank of oxygen and a separate tank of helium under water and they released one bubble of each, which one would get to the surface faster?

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What do we experience when we hear a soundwave that is very loud (>150dB) but also outside of the hearing range?

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How do they get clean rooms clean

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Is the sun slowly losing mass?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If the ocean level was high enough, there would be zero coastline. If the ocean dried up completely, there would also be zero coastline. At what approximate ocean depth would there be maximum possible coastline?	230
Will a body of water (eg a pool or bathtub) drain quicker if there is no vortex around the drain?	229
Is it a cultural idea that women have to be moody during their period that has translated into reality?	229
Does "doggy dementia" exist? Can my dog have progressive memory loss and difficulty recognizing me as he ages?	229
I can imagine a wormhole as a connection between two points in a two dimensional spacetime plane. Is there a way to grasp the concept of wormholes without simplifying timespace to a plane?	229
Why does plastic turn white when you bend it?	228
If someone was to have a tank of oxygen and a separate tank of helium under water and they released one bubble of each, which one would get to the surface faster?	227
What do we experience when we hear a soundwave that is very loud (>150dB) but also outside of the hearing range?	227
How do they get clean rooms clean	227
Is the sun slowly losing mass?	227