/r/askscience

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Is there anything special or discerning about "visible light" other then the fact that we can see it?

1510 upvotes • ILoveMoltenBoron

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How do antivirals target only viral RNA and not host RNA?

1510 upvotes • lonesomefish

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When looking at the Hubble Deep Field or similar photos, how does a far away galaxy look at crisp, clear and bright as a galaxy in the forefront, much much closer?

1510 upvotes • Famous-Meal-9086

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AskScience AMA Series: Been watching "The Dropout" on Hulu about the Theranos scandal? We're experts in the field of medical diagnostics here to answer your questions about how different tests (blood, urine, saliva) are ACTUALLY run, analyzed and regulated. AUA!

1509 upvotes • AskScienceModerator

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Why O3 so abundant at a higher altitude then O2, which I assume is lighter, and why is it so good at reflecting UV rays, gamma rays, and micro waves and not so good at visible light which is in the middle of the spectrum?

1508 upvotes • Jakenbakesaid

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When you (attempt) inhale in space, what do you inhale, or is it just physical impossible to inhale?

1507 upvotes • Ass-assin

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Can sound travel through light?

1507 upvotes • Victawr

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Burnt toast tasted very similar to burnt popcorn because it has a distinct "burnt" taste. What is it exactly that we are tasting, and why is it common between completely different foods?

1506 upvotes • apox426

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If you catch a cold, is there an easy way to know or guess which virus is causing it?

1506 upvotes • JoelWHarper

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Why is gluten intolerance a new phenomenon / on the rise?

1506 upvotes • WoodgladeRiver

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Is there anything special or discerning about "visible light" other then the fact that we can see it?	1510	ILoveMoltenBoron
How do antivirals target only viral RNA and not host RNA?	1510	lonesomefish
When looking at the Hubble Deep Field or similar photos, how does a far away galaxy look at crisp, clear and bright as a galaxy in the forefront, much much closer?	1510	Famous-Meal-9086
AskScience AMA Series: Been watching "The Dropout" on Hulu about the Theranos scandal? We're experts in the field of medical diagnostics here to answer your questions about how different tests (blood, urine, saliva) are ACTUALLY run, analyzed and regulated. AUA!	1509	AskScienceModerator
Why O3 so abundant at a higher altitude then O2, which I assume is lighter, and why is it so good at reflecting UV rays, gamma rays, and micro waves and not so good at visible light which is in the middle of the spectrum?	1508	Jakenbakesaid
When you (attempt) inhale in space, what do you inhale, or is it just physical impossible to inhale?	1507	Ass-assin
Can sound travel through light?	1507	Victawr
Burnt toast tasted very similar to burnt popcorn because it has a distinct "burnt" taste. What is it exactly that we are tasting, and why is it common between completely different foods?	1506	apox426
If you catch a cold, is there an easy way to know or guess which virus is causing it?	1506	JoelWHarper
Why is gluten intolerance a new phenomenon / on the rise?	1506	WoodgladeRiver