Poo-poo Power!

Next time you use the washroom, you could be powering your electric toothbrush. OK, not really -- but NASA is looking at converting human waste to power to enable full utilization of all resources on board of spaceships on long voyages -- say to Mars, for example. Scientists are investigating the use of bacteria to convert human waste to usable organic compounds as well as electricity. The research is looking to create microbial fuel cells that will be powered by waste. This research could have a tremendous impact right here on Earth -- if we're up to it.

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