Battery-free technology brings gesture recognition to all devices

Mute the song playing on your smartphone in your pocket by flicking your index finger in the air, or pause your "This American Life" podcast with a small wave of the hand. This kind of gesture control for electronics could ...

New facial recognition apps concern researcher

Brian Mennecke is not surprised to see developers using facial recognition technology to create new apps for smart phones and tablets. In fact, Mennecke and his colleagues at Iowa State University predicted this would happen ...

Advertisers look with empathy into your front room

Technology is under development to enable advertisers to target products not just at a broad group of people that might be watching a certain type of programme but at specific households and even individuals.

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