/r/askscience

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Is there a way to use radioactivity to produce energy, other than using the heat it generates?

2474 upvotes • niocwy

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AskScience AMA Series: I am Dr. Derek E. Lee, a wildlife conservation biologist currently studying giraffes in Tanzania and spotted owls in California. I have worked on several species in some wild, unusual places during my 16-years as a research ecologist, Ask Me Anything!

2473 upvotes • AskScienceModerator

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Does the cerebral spinal fluid of people with Alzheimer's have a notably different pH from 'normal' people's?

2473 upvotes • wrhollin

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Why are Celsius and Fahrenheit measured in degrees while Kelvin is its own unit?

2471 upvotes • MCsmalldick12

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What's the smallest (non-zero) difference in melting and boiling points we know of at 1atm?

2471 upvotes • Xavienth

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How do we "know" certain things about animals that only animals themselves know, such as "dogs are color blind" or "butterflies taste with their feet"?

2470 upvotes • antonbetong

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What happens to a magnet if i melt it ?

2469 upvotes • [deleted]

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What happens when I take a USB drive out without ejecting?

2465 upvotes • Jzaz_

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How close to Earth could a black hole get without us noticing?

2465 upvotes • ketchupkleenex

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Why is chickenpox more dangerous for adults?

2464 upvotes • smellmee

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Is there a way to use radioactivity to produce energy, other than using the heat it generates?	2474	niocwy
AskScience AMA Series: I am Dr. Derek E. Lee, a wildlife conservation biologist currently studying giraffes in Tanzania and spotted owls in California. I have worked on several species in some wild, unusual places during my 16-years as a research ecologist, Ask Me Anything!	2473	AskScienceModerator
Does the cerebral spinal fluid of people with Alzheimer's have a notably different pH from 'normal' people's?	2473	wrhollin
Why are Celsius and Fahrenheit measured in degrees while Kelvin is its own unit?	2471	MCsmalldick12
What's the smallest (non-zero) difference in melting and boiling points we know of at 1atm?	2471	Xavienth
How do we "know" certain things about animals that only animals themselves know, such as "dogs are color blind" or "butterflies taste with their feet"?	2470	antonbetong
What happens to a magnet if i melt it ?	2469	[deleted]
What happens when I take a USB drive out without ejecting?	2465	Jzaz_
How close to Earth could a black hole get without us noticing?	2465	ketchupkleenex
Why is chickenpox more dangerous for adults?	2464	smellmee