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

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If a student is ill-prepared for a difficult memorization test, is it better to be awake all night and go over the material one more time or get a good night's sleep?

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Why is it seemingly impossible (and so uncomfortable) to move your foot/arm when it is dead/has no blood flow?

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Why does the light from my laser pointer seem to be "absorbed" by my TV, but not any other surface?

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Are there major genetic differences in the way different people gain and lose weight (fat or muscle)?

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I've seen a magnet being dropped down a copper pipe... what happens if you do the opposite?

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Will self-driving cars eliminate the extra wait at a red light?

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Could there be an event in a nearby galaxy that produced so much light that it illuminates our entire galaxy with the equivalent of daylight?

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Why do moles often have long black hairs when the surrounding area doesn't?

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Why did it take 70,000 years for humans to go from Ethiopia to the Arab emirates. Yet 3000 years to go from india to the Philippines?

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What will be the highest elevation Mount Everest's peak reaches before the mountain collapses under its own weight?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If a student is ill-prepared for a difficult memorization test, is it better to be awake all night and go over the material one more time or get a good night's sleep?	24
Why is it seemingly impossible (and so uncomfortable) to move your foot/arm when it is dead/has no blood flow?	24
Why does the light from my laser pointer seem to be "absorbed" by my TV, but not any other surface?	24
Are there major genetic differences in the way different people gain and lose weight (fat or muscle)?	24
I've seen a magnet being dropped down a copper pipe... what happens if you do the opposite?	24
Will self-driving cars eliminate the extra wait at a red light?	24
Could there be an event in a nearby galaxy that produced so much light that it illuminates our entire galaxy with the equivalent of daylight?	24
Why do moles often have long black hairs when the surrounding area doesn't?	24
Why did it take 70,000 years for humans to go from Ethiopia to the Arab emirates. Yet 3000 years to go from india to the Philippines?	24
What will be the highest elevation Mount Everest's peak reaches before the mountain collapses under its own weight?	24