Farms, Factories, and a Dangerous Nitrogen Overload

Nitrogen is abundant on earth and necessary for life, but scientists warn that humans are overloading the environment with harmful forms of the element.

Recreating pre-war Nagasaki in 3D, Ars Electronica 2009, and A Brief History of GPS Drawing

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On this week’s podcast, we’re off to Linz, Austria to hear about some of the exhibits at annual Ars Electronica Festival. One you can see here at left: that’s right, turn your own urine into fertilizer. If you like that one, wait until you hear the other story from Linz…Also, we hear about the 3D re-creation of pre-war Nagasaki, Japan. And we end with a brief history of GPS drawing, brought to you by listener Brett Stalbaum.

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