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Page last updated at 10:05 GMT, Friday, 16 March 2012

ISS robot Dextre refuels satellites and other tech news

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Dextre, a Canadian-built robot has competed a satellite refuelling trial on the International Space Station.

Currently, once they run out of fuel satellites become space junk, and nearly 200 of them are orbiting the planet, posing a risk of collisions.

In other news, Yahoo sues Facebook over disputed patents and Encyclopaedia Britannica goes paperless.

Dan Simmons presents these and other technology news stories.

Follow the Click team on Twitter @BBCClick. And join the conversation on Google+ or Facebook.

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