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

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When a virus has an R0 of >1, why does it not just grow exponentially until it has infected all of humanity?

3385 upvotes

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How is food poisoning tracked back to a common source?

17 upvotes

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Why do humans have such an aversion to being in the rain?

1 upvotes

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What percentage of animals/creatures end up being killed and eaten/eaten alive?

1 upvotes

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Why out of all the millions of plants in the world, are there only a few that are smoked for pleasurable psychoactive effects? Why haven’t we discovered many more in the age of modern science?

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At what thermodynamic efficiency does a woman produce breast milk (ie how many calories are burned to make a calorie of breast milk)?

1 upvotes

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If pesticides can be rinsed off of fruit and vegetables, how can they stand up to rain?

1 upvotes

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Why does bleach not bleach out tags on garments?

1 upvotes

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What is the science behind older people being slower/hesitant to use new technology?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When a virus has an R0 of >1, why does it not just grow exponentially until it has infected all of humanity?	3385
How is food poisoning tracked back to a common source?	17
Why do humans have such an aversion to being in the rain?	1
What percentage of animals/creatures end up being killed and eaten/eaten alive?	1
Why out of all the millions of plants in the world, are there only a few that are smoked for pleasurable psychoactive effects? Why haven’t we discovered many more in the age of modern science?	1
At what thermodynamic efficiency does a woman produce breast milk (ie how many calories are burned to make a calorie of breast milk)?	1
If pesticides can be rinsed off of fruit and vegetables, how can they stand up to rain?	1
Why does bleach not bleach out tags on garments?	1
What is the science behind older people being slower/hesitant to use new technology?	1