I think this article may be interesting to some of us. (Plenio's work is cited) Regards, Man Hong Sent to you by Man Hong via Google Reader: Biophysics: Green quantum computers via Nature Physics - Issue - nature.com science feeds by Gregory D. Scholes on 6/1/10 Biophysics: Green quantum computers Nature Physics 6, 402 (2010). doi:10.1038/nphys1693 Author: Gregory D. Scholes In photosynthesis, the Sun's energy is harvested and converted into biomass, greening the planet. Evidence is growing that quantum mechanics plays a part in that process. But exactly how, and why, remains to be explored. Things you can do from here: - Subscribe to Nature Physics - Issue - nature.com science feeds using Google Reader - Get started using Google Reader to easily keep up with all your favorite sites