4/27: Russian wiretap on Boston bombing suspect reveals talks about jihad; Teen turns algae into alternative fuel

      |The U.S. government learned that Russian authorities secretly recorded a phone call between Boston bombing suspect Tamerlan Tsarnaev and his mother in 2011 where they spoke about jihad; and 17-year-old Sara Volz from Colorado is breeding new types of algae and is working on a way to convert it into a source of alternative fuel.

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