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

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If all foetuses start as female before being changed by male sex hormones, what purpose do female sex hormones serve? [biology]

52 upvotes

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Physiologically what is happening when people get headaches from mental exertion or concentration? How does the neural/mental state of focus translate into 'physical' pain?

19 upvotes

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Why don't they spin the International Space Station to create 'artificial gravity'?

5 upvotes

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What is happening when a person adapts to a different climate, and is there any qway to accelerate the process?

5 upvotes

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If a human had to live on only one food (eating as much as necessary, but all the same thing), what would the best to live off? (Assume otherwise healthy adult).

4 upvotes

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Is there any evidence that domesticated animals have better/different theory of mind than wild equivalents?

3 upvotes

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Draining the Mediterranean Sea was seriously considered in the early twentieth century. How feasible would this actually be? And what would be the environmental implications?

1 upvotes

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Do humans have more diversity than other species? Or are we just more trained to notice it?

1 upvotes

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What is behind the phenonemon of being "so tired you can't sleep". Or more formally, why does it seem that ease of sleeping doesn't increase linearly with tiredness

1 upvotes

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What is behind the phenomenon of being "so tired you can't sleep"? Or more formally, why does it seem that ease of sleeping doesn't increase linearly with tiredness

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If all foetuses start as female before being changed by male sex hormones, what purpose do female sex hormones serve? [biology]	52
Physiologically what is happening when people get headaches from mental exertion or concentration? How does the neural/mental state of focus translate into 'physical' pain?	19
Why don't they spin the International Space Station to create 'artificial gravity'?	5
What is happening when a person adapts to a different climate, and is there any qway to accelerate the process?	5
If a human had to live on only one food (eating as much as necessary, but all the same thing), what would the best to live off? (Assume otherwise healthy adult).	4
Is there any evidence that domesticated animals have better/different theory of mind than wild equivalents?	3
Draining the Mediterranean Sea was seriously considered in the early twentieth century. How feasible would this actually be? And what would be the environmental implications?	1
Do humans have more diversity than other species? Or are we just more trained to notice it?	1
What is behind the phenonemon of being "so tired you can't sleep". Or more formally, why does it seem that ease of sleeping doesn't increase linearly with tiredness	1
What is behind the phenomenon of being "so tired you can't sleep"? Or more formally, why does it seem that ease of sleeping doesn't increase linearly with tiredness	1