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Environment

Robot bouncer

Faith talks to Rufus Terrill, owner of O'Terrill's Bar in Atlanta, about the remote-controlled robot he's invented to fight crime in his neighborhood.

Environment

Mark Cutkosky

Stanford University roboticist Mark Cutkosky talks about a new trend in engineering known as "biomimetics" in which engineers try to utilize principles drawn from nature in their designs.

Environment

David Hambling

Journalist David Hambling talks to Faith about a new report that the U.S. Army has been working on odd new hi-tech weapons, including a telepathic ray gun.

Environment

E-waste youth activist

Living on Earth interviews Alex Lin, who won the Brower Youth Award for his pioneering work on electronic waste. Lin recycled and refurbishes computers for kids in the U.S. and around the world.

Environment

Green grocer

A Whole Foods store in Connecticut is the first supermarket in the country to get all its power from a stationary fuel cell. Host Bruce Gellerman talks with Bob Remick, director of the National Renewable Energy Lab, about how fuels cells work and the promise of fuel cell technology.

Environment

Dangerous assumptions

An article in "Nature" asserts that the Intergovernmental Panel on Climate Change has seriously underestimated the technological solutions necessary for the stabilization of the climate. The commentary is titled "Dangerous Assmptions" and it's co-authored by Senior Scientist Tom Wigley of the National Center for Atmospheric Research.

Environment

Sleek and cheap

The eggbeater design of the vertical axis wind turbine is nothing new but it may be the wave of the future. A small company in Nevada is testing the efficiency of their vertical turbines and, as Spectrum Radio's Prachi Patel-Predd reports, if they pass muster, the relatively inexpensive windmills may soon be on the market for homeowners.

Environment

A windmill for your pocket

The sun and wind can power your portable gadgets and keep you connected. Host Bruce Gellerman talks with designer Arthur Huang about his creation, the HYmini-- a solar panel and windmill that fit in your pocket.