Energy flow in the nano range

Plants and bacteria can capture the energy of sunlight with light-harvesting antennas and transfer it to a reaction center. Transporting energy efficiently and in a targeted fashion in a minimum of space is also of interest ...

Geneva's commuters embrace multimodal transport, survey reveals

Why do some people cycle instead of taking the bus? Why do others drive rather than traveling by train? Two factors—price and journey time—have long determined how commuters choose to get to work. But much has changed ...