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© American Chemical Society (A Britannica Publishing Partner)Researchers develop methods for producing artificial muscles with polymer covalent organic frameworks (polyCOFs).
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Encyclopædia Britannica, Inc.A discussion of the organ systems of the human body and their influence on one another.
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© World Science Festival (A Britannica Publishing Partner)Learn about cicadas and how their songs inspire humans to make music.
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Encyclopædia Britannica, Inc.Learn what defines an organism and consider two candidates for the title of world's smallest organism—the bacteria Carsonella ruddii and Mycoplasma genitalium.