Chimp Fights and Trolley Rides from Radiolab's morality episode: "try to answer tough moral quandaries. The questions--which force you to decide between homicidal scenarios--are the same ones being asked by Dr. Joshua Greene. He'll tell us about using modern brain scanning techniques to take snapshots of the brain as it struggles to resolve these moral conflicts. And he'll describe what he sees in these images: quite literally, a battle taking place in the brain. It's 'inner chimp' versus a calculator-wielding rationale."
Start Your Own Currency - "In the Catalonia region of Spain, a restaurant and a community garden are part of an experiment in alternative cash--they are accepting a home-grown currency called the Eco as well as the Euro." [viz. gated article (Google link), cf. The Wörgl Experiment]
The Birth of Sharing Law and the Rise of Co-ops - "A new sharing economy is emerging — but how does it fit within our legal system? Time for a whole new field of cooperation law." (via wc)