Scientific American, August 2012 by Scientific American | Free Audiobook

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Title: Scientific American, August 2012
Author: Scientific American
Narrator: Mark Moran
Format: Highlights
Length: 1 hr and 27 mins
Language: English
Release date: 08-01-12
Publisher: Scientific American
Genres: Science & Technology, Magazine & Radio

Summary:
In this issue:
"The Benevolence of Black Holes": The matter-eating beast at the center of the Milky Way may actually account for Earths existence and habitability.
"The Joyful Mind": A new understanding of how the brain generates pleasure could lead to better treatment of addiction and depression - and even to a new science of happiness.
"New Life for Ancient DNA": Biotechnology has revealed how the woolly mammoth survived the cold and other mysteries of extinct creatures.
"Deadly Rays from Clouds": The common thunderstorm can emit powerful blasts of gamma rays and x-rays and even antimatter.

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