Five Billion Years of Solitude : Looking for Longevity [Excerpt]
Friday, October 4, 2013 - 14:30
in Astronomy & Space
Reprinted from Five Billion Years of Solitude: The Search for Life among the Stars, by Lee Billings. With permission of Current, a member of Penguin Group (USA), LLC, A Penguin Random House... -- Read more on ScientificAmerican.com