���˾þ�

YOU rated artificial photosynthesis as the idea most likely to change science and transform our understanding of the world around us. Almost 500 people took part in our competition to find the killer idea out of the 50 we listed last month. Next came the 1000 genomes project, universal flu vaccine, 2D materials, such as graphene, and artificial cells. Of all the entrants who voted for artificial photosynthesis, Andrew Evans of Newtown, Powys, UK, gave the most compelling reason to single it out: “Imitation is the sincerest form of flattery.” Evans wins an HP TouchSmart tablet PC with 20-inch…