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

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There is no "outside" the universe; the concept of "outside" does not apply to the universe. There is no "before" the Big Bang, because the concept of "before" does not apply to the Big Bang. This has been stated here a thousand times. Could someone attempt to explain this?

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Why is work exhausting, but work you enjoy is not exhausting?

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Two men do not have sex or masturbate for a week. One of them views sexy pictures daily, while the other views none. Does the first person have a bigger sperm count at the end of the week?

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We have all seen the giant Earth-sized impact on Jupiter, which makes me wonder. Why could we not see an earth sized object before hand? How close would it have to be before we can see it. And could we avoid an impact with said object using technology. NSFW

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Say it is the middle of the night and you are flying at high altitude in an airplane above a big city like San Francisco. An earthquake hits. Would you be able to see the S-wave propagate through the city lights?

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Can any animals recognize tracks?

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Are there waves so big that we're oblivious to their existence?

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Do things combust more violently in pure oxygen than they do in air with the same partial pressure of oxygen?

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Are there any viruses that humans must have in/on our bodies in order to stay alive?

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Why is it so difficult to dramatically increase the resolution of electromagnetic wave modulation/demodulation to increase RF bandwidth (that is increase data transfer capabilities)?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
There is no "outside" the universe; the concept of "outside" does not apply to the universe. There is no "before" the Big Bang, because the concept of "before" does not apply to the Big Bang. This has been stated here a thousand times. Could someone attempt to explain this?	86
Why is work exhausting, but work you enjoy is not exhausting?	86
Two men do not have sex or masturbate for a week. One of them views sexy pictures daily, while the other views none. Does the first person have a bigger sperm count at the end of the week?	86
We have all seen the giant Earth-sized impact on Jupiter, which makes me wonder. Why could we not see an earth sized object before hand? How close would it have to be before we can see it. And could we avoid an impact with said object using technology. NSFW	86
Say it is the middle of the night and you are flying at high altitude in an airplane above a big city like San Francisco. An earthquake hits. Would you be able to see the S-wave propagate through the city lights?	86
Can any animals recognize tracks?	86
Are there waves so big that we're oblivious to their existence?	86
Do things combust more violently in pure oxygen than they do in air with the same partial pressure of oxygen?	86
Are there any viruses that humans must have in/on our bodies in order to stay alive?	86
Why is it so difficult to dramatically increase the resolution of electromagnetic wave modulation/demodulation to increase RF bandwidth (that is increase data transfer capabilities)?	85