Gecko adhesive hairs gets stickier the faster they slide

Frictional (a) and adhesive forces (b) of a gecko’s adhesive foot pads increase with increasing sliding velocity. Negative force in (b) indicates sticking to the surface. Figure from Gravish, et al. 2010, Interface. Even geckos encounter perturbations and environments that can challenge their ability to stick. The hairs of a gecko’s foot are composed of […]

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