/u/HoneyBadgers_'s posts in /r/askscience
Do we actually know what protons and neutrons look like? I know they are always depicted like spheres, but is that what they actually are?
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I know that a lot of trees and other plants go through yearly cycles where they lose their leaves in the fall, they grow back in the spring, etc. Are there any similar things to this in the animal world, a yearly biological cycle?
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