Setgo Transport Urban Bag from Yanko Design (above).
Thermopower waves: MIT scientists discover new way to produce electricity.
Obama appoints Edward Tufte to advise on stimulus transparency.
Demolishing density in Detroit: can farming save the motor city?
Whales, like trees, slow warming.
With artificial photosynthesis, a bottle of water could produce enough energy to power a house.
LastHistory graphs all your Last.fm listening.