• Scientific American, May 2009

  • By: Scientific American
  • Narrated by: Mark Moran
  • Length: 1 hr and 22 mins
  • Periodical
  • Release date: 05-01-09
  • Language: English
  • Publisher: Scientific American
  • 4.5 out of 5 stars 4.6 (5 ratings)

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Publisher's Summary

In this issue:"What Makes Us Human?": Comparisons of the genomes of humans and chimpanzees are revealing rare stretches of DNA that are ours alone."Could Food Shortages Bring Down Civilization?": One of the biggest threats to global stability is the potential for food crises to cause government collapse in poor countries."The Planetary Air Leak": Many of the gases that make up Earth's atmosphere are slowly leaking into outer space. "How to Steal Secrets Without a Network": Information thieves can now do an end run around encryption, networks and operating systems.
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    • ©2009 Scientific American
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