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

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Can we listen to the CMB?

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If a two-dimensional area is a square metre, and a three-dimensional area is a cubic metre, then what is a four-dimensional area called? Does the question even make sense?

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If we one day manage to travel faster than the speed of light, will this mean the observable universe becomes bigger? If so, what are the implications of this?

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Is there a word that describes animals (or their behaviour) where the males take no part in raising their young?

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Is it possible to have a planet with rocky planetary rings (rather than icy), and if so do we know of any?

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Is it possible to take pictures of distant stars that don't have diffraction spikes?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Can we listen to the CMB?	2
If a two-dimensional area is a square metre, and a three-dimensional area is a cubic metre, then what is a four-dimensional area called? Does the question even make sense?	2
If we one day manage to travel faster than the speed of light, will this mean the observable universe becomes bigger? If so, what are the implications of this?	1
Is there a word that describes animals (or their behaviour) where the males take no part in raising their young?	1
Is it possible to have a planet with rocky planetary rings (rather than icy), and if so do we know of any?	1
Is it possible to take pictures of distant stars that don't have diffraction spikes?	1