/u/kohakumidori's posts in /r/askscience
What keeps a nail attached to a toe or finger? Once the nail grows out of the "base", why does it grow still stuck to the skin up until the tip of the finger or toe?
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Is it possible for a solid object about the size of a large meteor or comet to perturb the orbit of a gas planet? Or, is a gas planet unaffected by such things?
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