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

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Are there any organisms that can sense dangerous levels of radiation?

52 upvotes

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If you left a glass of distilled water out in a normal room, how long would it take to become undrinkable?

48 upvotes

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At what point in human evolution did we understand that sex was connected with pregnancy?

27 upvotes

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Would it be possible to print a circuit on your body as a tattoo?

9 upvotes

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Why does matter in the solar system not organize itself based on density?

4 upvotes

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Is there anything that is truly infinite in the physical world?

2 upvotes

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Does the theory of relativity tell us that light never ages?

2 upvotes

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When we strain to hear something, what is our body actually doing?

2 upvotes

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If I had a spaceship that was propelled by nuclear blasts, what would be my terminal velocity? How close to the speed of light could I achieve?

1 upvotes

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Planetary Gas Siphoning: would it be possible?

0 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Are there any organisms that can sense dangerous levels of radiation?	52
If you left a glass of distilled water out in a normal room, how long would it take to become undrinkable?	48
At what point in human evolution did we understand that sex was connected with pregnancy?	27
Would it be possible to print a circuit on your body as a tattoo?	9
Why does matter in the solar system not organize itself based on density?	4
Is there anything that is truly infinite in the physical world?	2
Does the theory of relativity tell us that light never ages?	2
When we strain to hear something, what is our body actually doing?	2
If I had a spaceship that was propelled by nuclear blasts, what would be my terminal velocity? How close to the speed of light could I achieve?	1
Planetary Gas Siphoning: would it be possible?	0