/r/askscience

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How is it possible to have negative decibels?

530 upvotes • anthonyyladd

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How many live plants would I need to have in my house for there to be an appreciable improvement in air quality versus outside?

530 upvotes • problem_sent

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Our solar system may be in a bubble which has walls as hot as one million degrees? Huh?

529 upvotes • kairujex

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What physical characteristic allows gold/silver coins to "ping"/resonate when struck while coins made from other metals with the same crystal structure do not?

529 upvotes • Natolx

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How would we detect nuclear weapons testing on exoplanets?

529 upvotes • Snart_the_Cat

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Where can I find a comprehensive, summarized list of pro-vaccine peer-reviewed articles?

529 upvotes • JakeVanderArkWriter

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Do the harmful chemicals that are listed in anti-smoking ads come from the additives that the manufacturer adds or are they inherent to the tobacco itself?

528 upvotes • oriolopocholo

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This "Platinum" Asteroid that's apparently bound to come by - how do we know what its made of?

528 upvotes • iuseoxyclean

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Crosspost from /r/IAmA] We are the international group of theoretical physicists assembled in Stockholm to work on the paradoxes of black holes, hawking radiation, and the deep mysteries of the Universe. Ask us anything! (Submit question in linked post!)

528 upvotes • AskScienceModerator

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What are giant mushrooms like?

528 upvotes • TheDaedus

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
How is it possible to have negative decibels?	530	anthonyyladd
How many live plants would I need to have in my house for there to be an appreciable improvement in air quality versus outside?	530	problem_sent
Our solar system may be in a bubble which has walls as hot as one million degrees? Huh?	529	kairujex
What physical characteristic allows gold/silver coins to "ping"/resonate when struck while coins made from other metals with the same crystal structure do not?	529	Natolx
How would we detect nuclear weapons testing on exoplanets?	529	Snart_the_Cat
Where can I find a comprehensive, summarized list of pro-vaccine peer-reviewed articles?	529	JakeVanderArkWriter
Do the harmful chemicals that are listed in anti-smoking ads come from the additives that the manufacturer adds or are they inherent to the tobacco itself?	528	oriolopocholo
This "Platinum" Asteroid that's apparently bound to come by - how do we know what its made of?	528	iuseoxyclean
Crosspost from /r/IAmA] We are the international group of theoretical physicists assembled in Stockholm to work on the paradoxes of black holes, hawking radiation, and the deep mysteries of the Universe. Ask us anything! (Submit question in linked post!)	528	AskScienceModerator
What are giant mushrooms like?	528	TheDaedus