10/21/2010 10:02 am ET Updated May 25, 2011

Scientists Hard At Work On Smell-O-Vision Device

Watching Nigella will never be the same again.

Scientists are developing an astonishing gadget that releases evocative aromas to match the images on a television or computer screen.

The Smell-O-Vision style device will send out a waft of delicious cooking smells when a television chef serves up a dish. It will release the smell of candy floss when someone watches a home video of a fairground.

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