• Scientific American, March 2016

  • By: Scientific American
  • Narrated by: Mark Moran
  • Length: 1 hr and 32 mins
  • Periodical
  • Release date: 03-01-16
  • Language: English
  • Publisher: Scientific American
  • 5 out of 5 stars 5.0 (2 ratings)

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Publisher's Summary

In this issue:
"Mystery Human": An astonishing trove of fossils has scientists, and the media, in a tizzy over our origins.
"The Puzzle of Dark Energy": Why is the expansion of the universe accelerating? After two decades of study, the answer is as mysterious as ever, but the questions have become clearer.
"Brain Drain": An internal plumbing system rids the brain of toxic wastes. Sleep is when this cleanup ritual occurs.
"Syria's Climate Refugees": Farmers who have escaped the embattled nation explain how drought and government abuse have driven social violence.
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