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

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How are/were tribal societies in places like the Arctic able to survive without fruits and vegetables? Why don't/didn't they all have scurvy or protein poisoning?

240 upvotes

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Was skin cancer more prevalent before sunscreen was invented?

153 upvotes

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I watched a talk on longevity where it was said that as cells replicate, they age by accumulating damage, and they replace themselves in an aged state. Can someone explain this process - and why cell turnover causes damage - more thoroughly?

5 upvotes

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Since the brain's metabolism relies mostly on glucose for energy, what is the effect of low-carb dieting on the brain?

1 upvotes

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Will perceived speed be different if two bodies are moving towards each other in a curved vs. a direct trajectory?

1 upvotes

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In cooking, salt is often added to water to make it heat more quickly. Is there anything that could be added to water to have the opposite effect?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How are/were tribal societies in places like the Arctic able to survive without fruits and vegetables? Why don't/didn't they all have scurvy or protein poisoning?	240
Was skin cancer more prevalent before sunscreen was invented?	153
I watched a talk on longevity where it was said that as cells replicate, they age by accumulating damage, and they replace themselves in an aged state. Can someone explain this process - and why cell turnover causes damage - more thoroughly?	5
Since the brain's metabolism relies mostly on glucose for energy, what is the effect of low-carb dieting on the brain?	1
Will perceived speed be different if two bodies are moving towards each other in a curved vs. a direct trajectory?	1
In cooking, salt is often added to water to make it heat more quickly. Is there anything that could be added to water to have the opposite effect?	1