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

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If I shine sunlight on a piece of glass, it does not significantly heat up, because it's transparent, and the light comes right through. But what if I work on it with sandpaper first, making it less transparent?

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If light travels slower than C in a medium, does it mean that we can assign a rest frame to it?

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Where do sexual fetishes come from? Why do people even end up desiring some weird and arbitrary things that don't seem to be related to reproduction?

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Do computer parts wear down over use?

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If magnifying glasses focus more of the light's rays onto a point, why doesn't the image inside the glass look brighter?

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Why do nicotine patches even work? Does our body just accept into our bloodstream any anonymous substances that touch us?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If I shine sunlight on a piece of glass, it does not significantly heat up, because it's transparent, and the light comes right through. But what if I work on it with sandpaper first, making it less transparent?	1
If light travels slower than C in a medium, does it mean that we can assign a rest frame to it?	1
Where do sexual fetishes come from? Why do people even end up desiring some weird and arbitrary things that don't seem to be related to reproduction?	0
Do computer parts wear down over use?	0
If magnifying glasses focus more of the light's rays onto a point, why doesn't the image inside the glass look brighter?	0
Why do nicotine patches even work? Does our body just accept into our bloodstream any anonymous substances that touch us?	0