Future space devices inspired by spider legs

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Like other spiders this Mexican Redknee (Brachypelma Smithii) tarantula bends its legs not with muscles and bones but with a pressurized fluid system that extends and contracts the joints. Scientists have created devices for space robots and even clo ...
Like other spiders, this Mexican Redknee (Brachypelma Smithii) tarantula bends its legs not with muscles and bones but with a pressurized fluid system that extends and contracts the joints. Scientists have created devices for space robots and even clothing based on the spider mechanism. Photo credit: Jurgen E. Haug.

Are spiders ideal space travelers? Not quite, but according to a new study, their legs may be. Scientists Carlo Menon and Cristian Lira have designed and built lightweight, bendable joints based on the micro-hydraulic joint system of spider legs. The duo’s inflatable “Smart Stick” must overcome many of the harsh conditions of space, such as temperature range, pressure and atmospheric composition.


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