Scientific American, July 2009 by Scientific American | Free Audiobook

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Title: Scientific American, July 2009
Author: Scientific American
Narrator: Mark Moran
Format: Abridged
Length: 1 hr and 31 mins
Language: English
Release date: 07-01-09
Publisher: Scientific American
Genres: Science & Technology, Magazine & Radio

Summary:
"Grassoline at the Pump": Scientists are turning agricultural leftovers into a huge variety of biofuels.
"From the Moon to Mars": The lunar module pilot for the Apollo 17 mission offers some pointers for future explorers of Mars.
"Origins of the Left & Right Brain": The division of labor by the two cerebral hemispheres - once thought to be uniquely human - predates us by half a billion years.
"The Ivory Trail": New forensic tools based on DNA analysis can help stop the cartels behind the illegal slaughter of African elephants for ivory.

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