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Materials science

Like cartilage, but simpler

The properties of articular cartilage, which lines bones in joints, depend partly on repulsion between components of the material. A new synthetic gel that mimics this feature has rare, direction-dependent properties. See Letter p.68

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Figure 1: Direction-dependent behaviour of a hydrogel.

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Correspondence to Anne Ladegaard Skov.

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Ladegaard Skov, A. Like cartilage, but simpler. Nature 517, 25–26 (2015). https://doi.org/10.1038/517025a

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