Scientific American, December 2009 by Scientific American | Free Audiobook

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Title: Scientific American, December 2009
Author: Scientific American
Narrator: Mark Moran
Format: Abridged
Length: 1 hr and 30 mins
Language: English
Release date: 12-01-09
Publisher: Scientific American
Genres: Science & Technology, Magazine & Radio

Summary:
In this issue:
"Portrait of a Black Hole": Astronomers will get their first look at the dark silhouettes of these invisible cosmic monsters.
"Decoding an Ancient Computer": A complex, ancient Greek mechanism that reveals surprisingly sophisticated technology.
"Methane: A Menace Surfaces": What is being done about the emergence of lakes that emit methane - a heat-trapping gas that could dramatically accelerate global warming.
"The Double Life of ATP": The molecule's dual nature is helping to drive fresh ideas for fighting human diseases.

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