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

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If I consistently donate blood (every 56 days), does my body get better (in general terms) at remaking the components over time?

1386 upvotes

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Is there any perceivable difference between a 320kbps .mp3 and a .flac (lossless) audio file?

1362 upvotes

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How do we know that elementary particles aren't composed of smaller particles, the same way we used to think atoms were indivisible?

1358 upvotes

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If a person is given an addictive drug without their knowledge, but still felt the effects of the drug, would their craving for the drug be the same as someone who knows the source of the pleasure?

1330 upvotes

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Do dimmer bulbs use less electricity when dimmed?

1309 upvotes

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How does a sex change work with regards to the sexual organs?

1304 upvotes

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Is there any real advantage to using a base-10 number system, or is the only reason we use it because we have 10 fingers?

1296 upvotes

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What will happen to flight after we run out of oil?

1292 upvotes

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[Biology]Would it be possible to create a 'complete' form of food (as hypothesised in the matrix) that would result in a balanced diet, and all necessary nutrients being obtained from one source?

1288 upvotes

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The flow of time, the expansion of space, and the increase of entropy all proceed in a single direction. Is there any explicit relationship between them?

1278 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If I consistently donate blood (every 56 days), does my body get better (in general terms) at remaking the components over time?	1386
Is there any perceivable difference between a 320kbps .mp3 and a .flac (lossless) audio file?	1362
How do we know that elementary particles aren't composed of smaller particles, the same way we used to think atoms were indivisible?	1358
If a person is given an addictive drug without their knowledge, but still felt the effects of the drug, would their craving for the drug be the same as someone who knows the source of the pleasure?	1330
Do dimmer bulbs use less electricity when dimmed?	1309
How does a sex change work with regards to the sexual organs?	1304
Is there any real advantage to using a base-10 number system, or is the only reason we use it because we have 10 fingers?	1296
What will happen to flight after we run out of oil?	1292
[Biology]Would it be possible to create a 'complete' form of food (as hypothesised in the matrix) that would result in a balanced diet, and all necessary nutrients being obtained from one source?	1288
The flow of time, the expansion of space, and the increase of entropy all proceed in a single direction. Is there any explicit relationship between them?	1278