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

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Does a brain physically change when it gets memories? Does a dead brain still possess the memories it had when it was alive?

89 upvotes

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Can retroviruses be "bred" to have certain distinct traits, the same way animals can?

1 upvotes

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How are the hollow beads used in Composite metal foam made?

1 upvotes

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It is said that hummingbirds consume half their weight in sugar every day, which, if applied to a human, would mean a diet 10x greater than that of an Olympic marathon runner. How are hummingbirds able to biologically store so much energy?

1 upvotes

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Spiders balloon by imparting a negative electric charge on webbing and using this for electrostatic repulsion; but in that case why doesn’t the now positively charged spider just get attracted to the ground?

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Does Extracellular Matrix have any potential as a safe alternative to steroids for athletes?

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How do atmospheric changes impact the colour of stars?

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What part(s) of the brain are primarily responsible for the 'moral compass'? Is it possible to 'shut off' morality?

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Does getting high quality sleep reduce the amount of overall sleep a person needs?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Does a brain physically change when it gets memories? Does a dead brain still possess the memories it had when it was alive?	89
Can retroviruses be "bred" to have certain distinct traits, the same way animals can?	1
How are the hollow beads used in Composite metal foam made?	1
It is said that hummingbirds consume half their weight in sugar every day, which, if applied to a human, would mean a diet 10x greater than that of an Olympic marathon runner. How are hummingbirds able to biologically store so much energy?	1
Spiders balloon by imparting a negative electric charge on webbing and using this for electrostatic repulsion; but in that case why doesn’t the now positively charged spider just get attracted to the ground?	1
Does Extracellular Matrix have any potential as a safe alternative to steroids for athletes?	1
How do atmospheric changes impact the colour of stars?	1
What part(s) of the brain are primarily responsible for the 'moral compass'? Is it possible to 'shut off' morality?	1
Does getting high quality sleep reduce the amount of overall sleep a person needs?	1