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Page last updated at 10:39 GMT, Friday, 20 January 2012

A kite-like wind turbine and other tech news

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A kite-like flying device could be the future of wind power generation, according to an American start-up company.

Funded by Google and the US Department of Energy, Makani Power hopes to release the product in 2015.

Also, China has announced it has more than 500 million people on the internet, which represents around a quarter of total web users.

Spencer Kelly presents these and other technology news stories.

Follow the Click team on Twitter - @bbcclick

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