/u/[deleted]'s posts in /r/askscience

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When we hear a person's voice over the phone we sometimes think we can judge a person's physical attractiveness. Is this judgement accurate, or is there no relation?

1474 upvotes

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If we ever make the switch to electric cars, wouldn't it make more sense to have battery exchange stations instead of battery charge stations?

1465 upvotes

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Are there any recorded individual cases of gigantism in animals?

1463 upvotes

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What causes the sudden spontaneous ringing of a single ear in a normal decible environment?

1461 upvotes

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If a single photon bounces between two perfectly reflective mirrors indefinitely, would the mirrors continually accelerate away from each other? If so, where is that kinetic energy coming from?

1450 upvotes

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Why is it that the majority of humans are right handed?

1448 upvotes

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Why does gravity make planets and stars spherical but galaxies thin disks?

1445 upvotes

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How many molecules of water are required for them to be a liquid?

1427 upvotes

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Out of all the deserts that consist of sand, which has the deepest point of just sand before it reaches solid earth, and how deep is that?

1418 upvotes

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If I kill a spider and leave its body out, will this keep other spiders away?

1389 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When we hear a person's voice over the phone we sometimes think we can judge a person's physical attractiveness. Is this judgement accurate, or is there no relation?	1474
If we ever make the switch to electric cars, wouldn't it make more sense to have battery exchange stations instead of battery charge stations?	1465
Are there any recorded individual cases of gigantism in animals?	1463
What causes the sudden spontaneous ringing of a single ear in a normal decible environment?	1461
If a single photon bounces between two perfectly reflective mirrors indefinitely, would the mirrors continually accelerate away from each other? If so, where is that kinetic energy coming from?	1450
Why is it that the majority of humans are right handed?	1448
Why does gravity make planets and stars spherical but galaxies thin disks?	1445
How many molecules of water are required for them to be a liquid?	1427
Out of all the deserts that consist of sand, which has the deepest point of just sand before it reaches solid earth, and how deep is that?	1418
If I kill a spider and leave its body out, will this keep other spiders away?	1389