/r/askscience

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Are any unique properties expected to arise as matter gets even closer to absolute zero?

2826 upvotes • LiqiudIlk

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Is there any potential for COVID-19 to lead to cancers down the line?

2826 upvotes • Bringer_of_Fire

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Where does the human body gets Chlorine for gastric acid?

2825 upvotes • Moisty_Amphibian

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why does selective breeding speed up the evolutionary process so quickly in species like pugs but standard evolution takes hundreds of thousands if not millions of years to cause some major change?

2825 upvotes • GroundbreakingAd93

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If light is massless, how is a black hole able to prevent it from escaping?

2824 upvotes • Falkonfyre

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Dumb questions about (sand) deserts?

2824 upvotes • grimthefroggie

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We all know that if a massive asteroid struck earth it would be catastrophic for the species, but what if one hit the moon, or Mars? Could an impact there be so large that it would make earth less inhabitable?

2823 upvotes • tatyama

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AskScience AMA Series: Hi, I'm Robert Faris, a sociology professor at UC Davis, and my latest research on teen bullying recently received some attention and commentary on r/science so I'm here to answer questions about bullying, frenemies, and why prevention programs have not been successful-AMA!

2822 upvotes • AskScienceModerator

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Since we see stars as they were some billions of years ago, if I picked out one that had already died, and travelled toward it at a reasonable speed, at some point would I see it explode?

2817 upvotes • SurprisedTree

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What drives the movements of tectonic plates?

2817 upvotes • frostfluid

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Are any unique properties expected to arise as matter gets even closer to absolute zero?	2826	LiqiudIlk
Is there any potential for COVID-19 to lead to cancers down the line?	2826	Bringer_of_Fire
Where does the human body gets Chlorine for gastric acid?	2825	Moisty_Amphibian
why does selective breeding speed up the evolutionary process so quickly in species like pugs but standard evolution takes hundreds of thousands if not millions of years to cause some major change?	2825	GroundbreakingAd93
If light is massless, how is a black hole able to prevent it from escaping?	2824	Falkonfyre
Dumb questions about (sand) deserts?	2824	grimthefroggie
We all know that if a massive asteroid struck earth it would be catastrophic for the species, but what if one hit the moon, or Mars? Could an impact there be so large that it would make earth less inhabitable?	2823	tatyama
AskScience AMA Series: Hi, I'm Robert Faris, a sociology professor at UC Davis, and my latest research on teen bullying recently received some attention and commentary on r/science so I'm here to answer questions about bullying, frenemies, and why prevention programs have not been successful-AMA!	2822	AskScienceModerator
Since we see stars as they were some billions of years ago, if I picked out one that had already died, and travelled toward it at a reasonable speed, at some point would I see it explode?	2817	SurprisedTree
What drives the movements of tectonic plates?	2817	frostfluid