River to River
9:37 am
Fri April 5, 2013

Ira Flatow and Dark Matter

Science Friday Host Ira Flatow discusses the art of science journalism.  Flatow will be in Des Moines next week as part of Iowa Public Radio's Insight Series

Also, astrophysicist Philip Kaaret from the University of Iowa and Iowa State University astronomer Steven Kawaler explain dark matter.

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