/u/robb0688's posts in /r/askscience

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Why does there need to be dark matter to account for galaxies being held together? Is the gravity of the supermassive black hole at the core not enough to explain it?

11 upvotes

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What's the minimum number of atoms the naked human eye can resolve?

1 upvotes

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Would there be a significant advancement in observation capabilities if we used VLBI like the EHT, but one of the radio dishes was on the moon?

1 upvotes

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What would Titan's implosion have looked like and what physically would've happened to her occupants?

1 upvotes

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Can we perceive a Planck second?

1 upvotes

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Why doesn't a pimple "deflate" after a big pop?

1 upvotes

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If light waves propagated through space at a speed proportionate to their energy, would their wavelengths be the same?

0 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why does there need to be dark matter to account for galaxies being held together? Is the gravity of the supermassive black hole at the core not enough to explain it?	11
What's the minimum number of atoms the naked human eye can resolve?	1
Would there be a significant advancement in observation capabilities if we used VLBI like the EHT, but one of the radio dishes was on the moon?	1
What would Titan's implosion have looked like and what physically would've happened to her occupants?	1
Can we perceive a Planck second?	1
Why doesn't a pimple "deflate" after a big pop?	1
If light waves propagated through space at a speed proportionate to their energy, would their wavelengths be the same?	0