Posted: 06 Jan 2013 11:57 AM PST
Future sea level rise due to the melting of the Greenland and Antarctic ice sheets could be substantially larger than estimated in Climate Change 2007, the Fourth Assessment Report of the IPCC, according to new research.
Posted: 06 Jan 2013 11:56 AM PST
Scientists know that cells in all higher organisms need to bind to each other for the development, architecture, maintenance and function of tissues. Mysteries have remained, however, about exactly how cells manage this feat.