/u/speedlimits65's posts in /r/askscience

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When something on our body hurts, why does holding it make it feel better?

926 upvotes

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How do animals know to migrate?

73 upvotes

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Why are pixels square?

11 upvotes

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Why are shadows gray under white light, but green under pink light?

7 upvotes

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Do heavy sleepers have worse hearing than light sleepers?

4 upvotes

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On an atomic scale, what makes something sharp?

3 upvotes

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I've been seeing a lot of colorized pictures on reddit lately. Is colorizing a black and white image really that difficult?

1 upvotes

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Do the magnets in an MRI affect the ions in our cells?

1 upvotes

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Do alternative medicine remedies (acupuncture, cupping healing touch, etc) actually work, or is it just a placebo effect?

1 upvotes

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Why are tongue twisters so difficult?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When something on our body hurts, why does holding it make it feel better?	926
How do animals know to migrate?	73
Why are pixels square?	11
Why are shadows gray under white light, but green under pink light?	7
Do heavy sleepers have worse hearing than light sleepers?	4
On an atomic scale, what makes something sharp?	3
I've been seeing a lot of colorized pictures on reddit lately. Is colorizing a black and white image really that difficult?	1
Do the magnets in an MRI affect the ions in our cells?	1
Do alternative medicine remedies (acupuncture, cupping healing touch, etc) actually work, or is it just a placebo effect?	1
Why are tongue twisters so difficult?	1