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How common are planets with tilts like ours? Are seasons a common occurrence in the universe or is earth actually a rare case?

568 upvotes • totallyafk

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Can you have a non Newtonian fluid that is also a ferrofluid?

568 upvotes • Familiar-Edge6796

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I read that one of the issues with desalination plants is the potentially toxic brine waste product. Could this be used for other purposes, possibly for reactor coolant? Or at least safely stored away like we do with nuclear waste?

568 upvotes • Ninjewdi

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How do the lungs heal after a smoker quits?

567 upvotes • [deleted]

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Why do HTML5 "gifs" load faster than .gifs?

567 upvotes • sixbucks

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Why do humans and most other animals have a soft "underbelly?" Why doesn't our rib cage protect our digestive organs as well?

567 upvotes • Orion565

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Every day I heat 1 cup of water in the microwave for 2m 10s. Some days it gently boils in the microwave. Other days the water remains still and then boils violently the moment I insert a kitchen thermometer. Why?

567 upvotes • whiskey_sour

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If the sun converts hydrogen to helium where does it get the neutrons to do so?

567 upvotes • jayelwin

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I was told in school by a physics teacher that the moon landing never happened because there would have to be an "atmosphere equal to earths inside the spacesuit" is there anything true about this?

566 upvotes • Woodsyyy

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AskScience AMA Series: We are Miguel and Sean and we research human eating behavior at a Harvard-affiliated lab. We’re organizing an event called Hacking Eating Tracking to help develop new tools that track and quantify how people eat. AUsA!

566 upvotes • AskScienceModerator

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
How common are planets with tilts like ours? Are seasons a common occurrence in the universe or is earth actually a rare case?	568	totallyafk
Can you have a non Newtonian fluid that is also a ferrofluid?	568	Familiar-Edge6796
I read that one of the issues with desalination plants is the potentially toxic brine waste product. Could this be used for other purposes, possibly for reactor coolant? Or at least safely stored away like we do with nuclear waste?	568	Ninjewdi
How do the lungs heal after a smoker quits?	567	[deleted]
Why do HTML5 "gifs" load faster than .gifs?	567	sixbucks
Why do humans and most other animals have a soft "underbelly?" Why doesn't our rib cage protect our digestive organs as well?	567	Orion565
Every day I heat 1 cup of water in the microwave for 2m 10s. Some days it gently boils in the microwave. Other days the water remains still and then boils violently the moment I insert a kitchen thermometer. Why?	567	whiskey_sour
If the sun converts hydrogen to helium where does it get the neutrons to do so?	567	jayelwin
I was told in school by a physics teacher that the moon landing never happened because there would have to be an "atmosphere equal to earths inside the spacesuit" is there anything true about this?	566	Woodsyyy
AskScience AMA Series: We are Miguel and Sean and we research human eating behavior at a Harvard-affiliated lab. We’re organizing an event called Hacking Eating Tracking to help develop new tools that track and quantify how people eat. AUsA!	566	AskScienceModerator