Bacteria Biofuel

Interview

Friday, April 22, 2011

Frances Arnold is a biochemical engineer at Cal Tech working on one part of the energy crisis.  Her team is altering the genetic codes of bacteria to evolve a strain of organisms than can digest grass and excrete biofuel.  She tells Kurt Andersen about the process called "directed evolution." (Originally aired: April 18, 2008)

Guests:

Frances Arnold

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