Petra Prawatt invented a modern miracle: a tiny, self-replicating, radiation-eating robot designed to clean up toxic waste. What works in the lab, however, isn’t always what works in the real world, as Petra is about to find out. Narrated by Scott Sigler.

http://media.blubrry.com/scottsigler/media.libsyn.com/scottsigler/FIRE_IS_ORANGE_Episode_4.mp3″

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