/r/askscience

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If insects can grow larger by being raised in an oxygen-rich environment, can animals like crabs and lobsters also grow larger in oxygen-richer water?

6241 upvotes • rosenbergstein

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Why do there seem to be so many meteors rich in iron and not gold or copper or some other metal?

6237 upvotes • Treefrogprince

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Do bees or house flies have to individual trigger each wing beat or do they have more of an "ON" switch in their brain?

6229 upvotes • Dezman7

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How rapidly (or not) does a newborn star "ignite" once it reaches critical mass? Hours, days, years?

6228 upvotes • Schady_Freude

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AskScience AMA Series: I'm Brian Greene, theoretical physicist, mathematician, and string theorist, and co-founder of the World Science Festival. AMA!

6224 upvotes • AskScienceModerator

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when I shine a flashlight at Mars, does a small amount of the light actually reach it?

6220 upvotes • malikpura

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When the sun becomes a red giant, what'll happen to earth in the time before it explodes?

6213 upvotes • Kyuubi_Fox

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Since everything has a gravitational force, is it reasonable to theorize that over a long enough period of time the universe will all come together and form one big supermass?

6211 upvotes • FinnaDabOnThemHaters

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What makes some people have a better memory than others?

6210 upvotes • LensFlareHD

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What environmental impacts would a border wall between the United States and Mexico cause?

6201 upvotes • sexrockandroll

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
If insects can grow larger by being raised in an oxygen-rich environment, can animals like crabs and lobsters also grow larger in oxygen-richer water?	6241	rosenbergstein
Why do there seem to be so many meteors rich in iron and not gold or copper or some other metal?	6237	Treefrogprince
Do bees or house flies have to individual trigger each wing beat or do they have more of an "ON" switch in their brain?	6229	Dezman7
How rapidly (or not) does a newborn star "ignite" once it reaches critical mass? Hours, days, years?	6228	Schady_Freude
AskScience AMA Series: I'm Brian Greene, theoretical physicist, mathematician, and string theorist, and co-founder of the World Science Festival. AMA!	6224	AskScienceModerator
when I shine a flashlight at Mars, does a small amount of the light actually reach it?	6220	malikpura
When the sun becomes a red giant, what'll happen to earth in the time before it explodes?	6213	Kyuubi_Fox
Since everything has a gravitational force, is it reasonable to theorize that over a long enough period of time the universe will all come together and form one big supermass?	6211	FinnaDabOnThemHaters
What makes some people have a better memory than others?	6210	LensFlareHD
What environmental impacts would a border wall between the United States and Mexico cause?	6201	sexrockandroll