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Published online 19 March 2009 | Nature | doi:10.1038/news.2009.178
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Carbon nanotubes make artificial muscle
Electricity flexes strong, bendy aerogel.
As light as air, yet stronger than steel and bendier than rubber. A new material made from bundles of carbon nanotubes combines all of these characteristics in a substance that twitches like a bionic man's biceps when a voltage is applied.
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