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

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Assuming the sky is clear, is the sky always the exact same shade of blue?

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Is it possible for a solid substance to have the same refractive index as air and essentially be invisible?

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When and how did we figure out that stars are like the sun, not entirely different entities?

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Question about sound

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If most of the cholesterol found in the body is manufactured by the body itself, is "watching your cholesterol" mostly pointless?

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Why does a change in air pressure sometimes result in sound, but other times simply results in physical pressure on your ears (e.g. when you go on an airplane)?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Assuming the sky is clear, is the sky always the exact same shade of blue?	1
Is it possible for a solid substance to have the same refractive index as air and essentially be invisible?	1
When and how did we figure out that stars are like the sun, not entirely different entities?	1
Question about sound	1
If most of the cholesterol found in the body is manufactured by the body itself, is "watching your cholesterol" mostly pointless?	1
Why does a change in air pressure sometimes result in sound, but other times simply results in physical pressure on your ears (e.g. when you go on an airplane)?	1