A new generation of contact lenses that project images in front of the eyes is a step closer after successful animal trials, say scientists. The technology could allow wearers to read floating texts and emails or augment their sight with computer-generated images, Terminator-syle. Researchers at Washington University who are working on the device say early tests show it is safe and feasible. But there are still wrinkles to iron out, like finding a good power source. To see more details, visit www.bbc.co.uk
Article written by Michelle Roberts
