A scent-generating device being tested by the UK internet service provider Telewest Broadband could soon allow internet users to transmit aromas of their choice across the internet. The Scent Dome is about the size of a teapot and can generate up to 60 different smells by releasing particles from one or more of 20 liquid-filled odour capsules. Computers fitted with a Scent Dome unit use software to recognise smell identifying codes embedded in an email or web page. The device is manufactured by Trisenx, based in Georgia, US, and is currently being tested at Telewest's UK research laboratory in Woking,...