/r/askscience

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When you "feel" the sun beating down on you, is that some part of your body reacting to radiation rather than the normal sense of warmth carried via conduction or convection?

6853 upvotes • GavinThePacMan

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If defibrillators have a very specific purpose, why do most buildings have one?

6845 upvotes • Cromodileadeuxtetes

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If I'm in a car goong 25mph with 25mph sustained tailwinds, and i roll down the window, will i feel any breeze?

6844 upvotes • Kathend1

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If all forms of elephant went extinct before we came to be, and all we had were fossils, could we figure out that they had long trunks?

6843 upvotes • markaamorossi

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How do some air-freshening sprays "capture and eliminate" or "neutralize" odor molecules? Is this claim based in anything?

6832 upvotes • Cocksuckin

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If you were to fall into a black hole, just as anyone watching would see your time slow down until you stop forever on the event horizon, would you in turn see the entire future of the universe pan out in front of you? If not, why does the mathematics not allow this reversal of perspective?

6830 upvotes • BodaciousBuns

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Can someone who has photosensitive seizures have a seizure by blinking really fast?

6829 upvotes • Cyassus

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What is the Infection Fatality Rate from COVID 19 if you are fully vaccinated?

6821 upvotes • Skullzrulerz

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If we observe a star X light years away, does that mean theres nothing inbetween here and there obstructing our view?

6820 upvotes • shmittninjah

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How was the first parachute tested?

6805 upvotes • SometimesConsistent

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
When you "feel" the sun beating down on you, is that some part of your body reacting to radiation rather than the normal sense of warmth carried via conduction or convection?	6853	GavinThePacMan
If defibrillators have a very specific purpose, why do most buildings have one?	6845	Cromodileadeuxtetes
If I'm in a car goong 25mph with 25mph sustained tailwinds, and i roll down the window, will i feel any breeze?	6844	Kathend1
If all forms of elephant went extinct before we came to be, and all we had were fossils, could we figure out that they had long trunks?	6843	markaamorossi
How do some air-freshening sprays "capture and eliminate" or "neutralize" odor molecules? Is this claim based in anything?	6832	Cocksuckin
If you were to fall into a black hole, just as anyone watching would see your time slow down until you stop forever on the event horizon, would you in turn see the entire future of the universe pan out in front of you? If not, why does the mathematics not allow this reversal of perspective?	6830	BodaciousBuns
Can someone who has photosensitive seizures have a seizure by blinking really fast?	6829	Cyassus
What is the Infection Fatality Rate from COVID 19 if you are fully vaccinated?	6821	Skullzrulerz
If we observe a star X light years away, does that mean theres nothing inbetween here and there obstructing our view?	6820	shmittninjah
How was the first parachute tested?	6805	SometimesConsistent