/u/rsashe1980's posts in /r/askscience

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How would a sound of 1100 decibels loud create a black hole larger than the Observable Universe?

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How do we know what the core of the Earth is made of?

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How do we know Dark Energy doesn't travel faster than light?

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Even if we see evidence of a Dyson Sphere around the star for Keplar-452b due to it being 1400 light years away wouldn't there be a high chance the civilization could be gone or something else by now?

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What does the edge of the universe look and feel like?

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So i've been watching Shark Week and it got me wondering, why has no species of shark evolved as a fresh water version?

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Why is the standard SI unit for mass kilogram and not just gram?

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If space is finite what does the edge look like and what would happen if you were to reach it?

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A 5th or 6th dimensional being looking at us what would out 3d or better yet 4d (time) existence look like to them?

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[Serious] How are the polar ice caps melting if the temperature is below freezing?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How would a sound of 1100 decibels loud create a black hole larger than the Observable Universe?	1
How do we know what the core of the Earth is made of?	1
How do we know Dark Energy doesn't travel faster than light?	1
Even if we see evidence of a Dyson Sphere around the star for Keplar-452b due to it being 1400 light years away wouldn't there be a high chance the civilization could be gone or something else by now?	1
What does the edge of the universe look and feel like?	1
So i've been watching Shark Week and it got me wondering, why has no species of shark evolved as a fresh water version?	1
Why is the standard SI unit for mass kilogram and not just gram?	1
If space is finite what does the edge look like and what would happen if you were to reach it?	1
A 5th or 6th dimensional being looking at us what would out 3d or better yet 4d (time) existence look like to them?	1
[Serious] How are the polar ice caps melting if the temperature is below freezing?	1