Why Are Eggshells So Strong? Animals Biology 

Why Are Eggshells So Strong?

By Kate Stone @GotScienceOrg Anyone who has a tried to squeeze a chicken egg from end to end knows how strong eggshells are. Not much in nature mineralizes as quickly as a bird egg. How is it that fertilized chicken eggs manage to resist fracture from the outside while, at the same time, can be broken open from the inside by a tiny chick? It’s all in the eggshell nanostructure, according to a new study led by McGill University scientists and published in the journal Science Advances. For millions of…

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