2015 preview: First human trials to cure blindness By inserting genes that respond to light into the eye cells of people who are blind, optogenetics could bring back sight – and the first trials start in 2015 News
Shelf appeal: Making packaged food more alluring Coffee-scented packets, edible wrappers and biodegradable containers: it's up to inventive scientists to develop food packaging that is smart, clean and appealing to the senses Careers