What Shape Is Your Galaxy?

Yale astrophysicist Kevin Schawinski talks about Galaxy Zoo, a distributed computing project in which laypeople can help researchers characterize galaxies. And we tour Kroon Hall, the new green home of the Yale School of Forestry and Environmental Sciences. Plus, we'll test your knowledge of some recent science in the news. Web sites related to this episode include www.galaxyzoo.org; www.environment.yale.edu/kroon

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