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

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If I dropped a lamp into a black hole and a photon left the lamp travelling exactly away from the singularity, after the lamp had passed the event horizon, would the photon slow down or leave the black hole?

775 upvotes

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Would a human born on mars be stronger on mars than an earthling is on earth?

2 upvotes

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Can I feel my hypothalamus?

1 upvotes

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What is the chance that a lifeless planet identical to earth would generate life over 1 billion years?

1 upvotes

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For a single cloud to rain for 40 days and 40 nights, flooding the whole earth, how big does the cloud have to be?

1 upvotes

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In a collapsing building, is it safer to be at the top or the bottom?

1 upvotes

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If I was in an empty universe with no matter or energy other than myself, a space suit and a torch, would the light from the torch come back if I turned it on?

1 upvotes

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Why do most watches have blue backlighting instead of red?

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On the subject of closed water cycles and urine . . .

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On the subject of closed water cycles and urine . . ?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If I dropped a lamp into a black hole and a photon left the lamp travelling exactly away from the singularity, after the lamp had passed the event horizon, would the photon slow down or leave the black hole?	775
Would a human born on mars be stronger on mars than an earthling is on earth?	2
Can I feel my hypothalamus?	1
What is the chance that a lifeless planet identical to earth would generate life over 1 billion years?	1
For a single cloud to rain for 40 days and 40 nights, flooding the whole earth, how big does the cloud have to be?	1
In a collapsing building, is it safer to be at the top or the bottom?	1
If I was in an empty universe with no matter or energy other than myself, a space suit and a torch, would the light from the torch come back if I turned it on?	1
Why do most watches have blue backlighting instead of red?	1
On the subject of closed water cycles and urine . . .	1
On the subject of closed water cycles and urine . . ?	1