People around the world spend an estimated 3 billion hours playing computer games every week. That might seem like a colossal waste of time, but scientists are starting to harness some of that effort to solve vexing problems in biology. Take, for example, a game developed by a pair of scientists in Canada.
This podcast was produced by Sam Eaton for NOVA and PRI's "The World."
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http://www.pbs.org/wgbh/nova/earth/
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Funding for NOVA is provided by David H. Koch, the Corporation for Public Broadcasting, and PBS viewers.
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