/u/ptk77's posts

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Why does the USS Indianapolis seem to be in much better condition than the Titanic when it was first found, when the amount of time between the sinking and discovery of each ship was about the same?

12 upvotes • r/askscience

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Please help me id this tree. Northern CA.

5 upvotes • r/treeidentification

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If sea-level were to rise 1 foot, would cities retain their current elevation mark?

1 upvotes • r/askscience

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If water contains nitrates, when that water evaporates, do the nitrates evaporate with it or do they become concentrated?

1 upvotes • r/askscience

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If we can transplant organs and even faces, why can't we transplant arms and legs for those who have lost limbs? What makes that so much more difficult?

1 upvotes • r/askscience

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At what speed would you have to travel before aerodynamics played a significant role in space travel?

1 upvotes • r/askscience

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Everything on Earth, including man-made materials, came from basic elements. Would it be possible then, however unlikely, for something like Styrofoam or plastics to be created through natural processes somewhere in the universe?

1 upvotes • r/askscience

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How feasible would it be to launch an unmanned resupply ship ahead of any manned mission to Mars?

1 upvotes • r/askscience

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[WP] While you were in your mother's womb, a virus was spread across the entire human race which rendered every human sterile, but otherwise unharmed. You were the last child born. Now at 25, you find yourself to be the youngest person on the planet.

1 upvotes • r/WritingPrompts

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Chemistry What is the best way to remove calcium from water?

1 upvotes • r/askscience

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
Why does the USS Indianapolis seem to be in much better condition than the Titanic when it was first found, when the amount of time between the sinking and discovery of each ship was about the same?	12	askscience
Please help me id this tree. Northern CA.	5	treeidentification
If sea-level were to rise 1 foot, would cities retain their current elevation mark?	1	askscience
If water contains nitrates, when that water evaporates, do the nitrates evaporate with it or do they become concentrated?	1	askscience
If we can transplant organs and even faces, why can't we transplant arms and legs for those who have lost limbs? What makes that so much more difficult?	1	askscience
At what speed would you have to travel before aerodynamics played a significant role in space travel?	1	askscience
Everything on Earth, including man-made materials, came from basic elements. Would it be possible then, however unlikely, for something like Styrofoam or plastics to be created through natural processes somewhere in the universe?	1	askscience
How feasible would it be to launch an unmanned resupply ship ahead of any manned mission to Mars?	1	askscience
[WP] While you were in your mother's womb, a virus was spread across the entire human race which rendered every human sterile, but otherwise unharmed. You were the last child born. Now at 25, you find yourself to be the youngest person on the planet.	1	WritingPrompts
Chemistry What is the best way to remove calcium from water?	1	askscience