Nature is known for developing lightweight yet tough materials using limited, modest materials arranged into ingenious architecture. Take nacre, for example. More commonly known as mother of pearl, the shiny inner lining of some mollusks' shells is an organic-inorganic composite comprised of a 3D brick-and-mortar pattern made of sheets of hexagonal tablets of aragonite, a hard mineral, glued together by a soft, hyper-elastic biopolymer.Continue ReadingCategory: Materials, ScienceTags: Cement, Shell, Biomimetic, Princeton University

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