Study: cow-powered fuel cells grow smaller, mightier

Cows could one day help to meet the rise in demand for alternative energy sources, say Ohio State University researchers that used microbe-rich fluid from a cow to generate electricity in a small fuel cell.

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<p><a href="http://www.physorg.com/news106924690.html">Study: cow-powered fuel cells grow smaller, mightier</a></p> <p>Cows could one day help to meet the rise in demand for alternative energy sources, say Ohio State University researchers that used microbe-rich fluid from a cow to generate electricity in a small fuel cell.</p>