/r/askscience

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Did dinosaurs actually roar or is it just a construct of movies to make them scarier?

2453 upvotes • stevebabbins

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Why are studies on how effective antibodies attained from having covid 19 are at future immunity so much more inconclusive than studies on effectiveness of the vaccine?

2453 upvotes • tincantincan23

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Will we ever be able to view what happens in other planets at a surface level with a powerful enough telescope?Especially planets that are earth-like/inhabitable.

2452 upvotes • Andress1

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How exactly do quantum computers simulate molecular/particle interactions better than classical computers?

2452 upvotes • aryanyak

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A common "lifehack" is to wrap a beverage in wet paper towel before putting it in the freezer to chill it rapidly. How efficient is this really, and why does it work?

2450 upvotes • 10_KG_VALUE_PACK

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How do color changing animals like the chameleon and certain octopuses know what color to change to?

2450 upvotes • [deleted]

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AskScience AMA Series: I’m Stephan Lewandowsky, here with Klaus Oberauer, we will be responding to your questions about the conflict between our brains and our globe: How will we meet the challenges of the 21st century despite our cognitive limitations? AMA!

2450 upvotes • StephanLewandowsky

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If Betelgeuse is ~600 light years away, will it take 600 years for light from its collapse to reach Earth? And could scientists detect the collapse before 600 years time?

2450 upvotes • WeaveTheSunlight

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If HFCS is fructose and glucose, and raw honey is also mostly fructose and glucose, what makes HFCS that bad?

2450 upvotes • LorryWaraLorry

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What was the proposed function of the brain when the heart was long considered as the organ where our consciousness resides in?

2449 upvotes • [deleted]

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Did dinosaurs actually roar or is it just a construct of movies to make them scarier?	2453	stevebabbins
Why are studies on how effective antibodies attained from having covid 19 are at future immunity so much more inconclusive than studies on effectiveness of the vaccine?	2453	tincantincan23
Will we ever be able to view what happens in other planets at a surface level with a powerful enough telescope?Especially planets that are earth-like/inhabitable.	2452	Andress1
How exactly do quantum computers simulate molecular/particle interactions better than classical computers?	2452	aryanyak
A common "lifehack" is to wrap a beverage in wet paper towel before putting it in the freezer to chill it rapidly. How efficient is this really, and why does it work?	2450	10_KG_VALUE_PACK
How do color changing animals like the chameleon and certain octopuses know what color to change to?	2450	[deleted]
AskScience AMA Series: I’m Stephan Lewandowsky, here with Klaus Oberauer, we will be responding to your questions about the conflict between our brains and our globe: How will we meet the challenges of the 21st century despite our cognitive limitations? AMA!	2450	StephanLewandowsky
If Betelgeuse is ~600 light years away, will it take 600 years for light from its collapse to reach Earth? And could scientists detect the collapse before 600 years time?	2450	WeaveTheSunlight
If HFCS is fructose and glucose, and raw honey is also mostly fructose and glucose, what makes HFCS that bad?	2450	LorryWaraLorry
What was the proposed function of the brain when the heart was long considered as the organ where our consciousness resides in?	2449	[deleted]