A swarm robot
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'Swarm robots' could be used for future rescue operations

20 May 2015 Last updated at 00:30 BST

Scientists at the Georgia Institute of Technology have been exploring ways of making robots work together and communicate with each other.

Those behind the research believe "swarm robots" could prove useful in providing relief following natural disasters.

BBC Click's spoke to Magnus Egerstedt about his hopes for the technology in the future.

More at BBC.com/Click and @BBCClick.

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