/u/[deleted]'s posts in /r/askscience

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Since all life evolved from a common ancestor, does that mean that life began only in a single location on the planet? Did multiple "trees of life" compete early on across the globe with the one that exists today ultimately winning out?

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I've noticed that when Cheerios are pushed closer together in the milk, at a certain point they attract to each other like two magnets. Can anyone explain this?

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Why is oil more abundant in certain parts of the world compared to other?

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I have a student who refuses to 'believe' that vaccines are safe. How should I best explain to him that vaccines are safe and beneficial to our mass population?

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r/AskScience, what fascinating thing do YOU want to share with us laypeople?

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Does soy milk really affect estrogen levels? How much soy milk can be harmful?

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Can you get more exhausted with a mentally draining job than a job that's pure physical labor?

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Is it possible to have instantaneous change in velocity, acceleration, or ANY of the higher derivatives of position?

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Is there a way to determine someone's age scientifically?

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Meiosis confusion - how can spermatocytes and oocytes be diploid, or containing "one set of chromosomes from each parent" in a mature unique individual?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Since all life evolved from a common ancestor, does that mean that life began only in a single location on the planet? Did multiple "trees of life" compete early on across the globe with the one that exists today ultimately winning out?	68
I've noticed that when Cheerios are pushed closer together in the milk, at a certain point they attract to each other like two magnets. Can anyone explain this?	68
Why is oil more abundant in certain parts of the world compared to other?	68
I have a student who refuses to 'believe' that vaccines are safe. How should I best explain to him that vaccines are safe and beneficial to our mass population?	67
r/AskScience, what fascinating thing do YOU want to share with us laypeople?	67
Does soy milk really affect estrogen levels? How much soy milk can be harmful?	67
Can you get more exhausted with a mentally draining job than a job that's pure physical labor?	67
Is it possible to have instantaneous change in velocity, acceleration, or ANY of the higher derivatives of position?	67
Is there a way to determine someone's age scientifically?	67
Meiosis confusion - how can spermatocytes and oocytes be diploid, or containing "one set of chromosomes from each parent" in a mature unique individual?	67