Paralysed patients would benefit if their thoughts could become everyday actions. The demonstration that monkeys can use brain activity for precise control of an arm-like robot is a step towards that end.
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*This News & Views article and the paper concerned1 were published online on 28 May 2008.
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Kalaska, J. Brain control of a helping hand. Nature 453, 994–995 (2008). https://doi.org/10.1038/nature06366
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DOI: https://doi.org/10.1038/nature06366