Regular price: $6.95

Membership details Membership details
  • A 30-day trial plus your first audiobook, free.
  • 1 credit/month after trial – good for any book, any price.
  • Easy exchanges – swap any book you don’t love.
  • Keep your audiobooks, even if you cancel.
  • After your trial, Audible is just $14.95/month.
OR
In Cart

Publisher's Summary

In this issue:

"Improbable Planets": Astronomers are finding planets where there were not supposed to be any.

"The Price of Silent Mutations": Small changes to DNA are proving to be big factors in human diseases, evolution and biotechnology.

"The Taming of the Cat": Genetic and archaeological findings suggest wildcats became house cats much earlier - and in a much different place.

"Phosphorus: A Looming Crisis": Global reserves of the once underappreciated element are rapidly depleting.

Want more Scientific American?
  • Subscribe for one month or 12 months.
  • Get the latest issue.
  • Check out the complete archive.
  • ©2009 Scientific American

    What members say

    Average Customer Ratings

    Overall

    • 4 out of 5 stars
    • 5 Stars
      2
    • 4 Stars
      1
    • 3 Stars
      1
    • 2 Stars
      0
    • 1 Stars
      0

    Performance

    • 0 out of 5 stars
    • 5 Stars
      0
    • 4 Stars
      0
    • 3 Stars
      0
    • 2 Stars
      0
    • 1 Stars
      0

    Story

    • 0 out of 5 stars
    • 5 Stars
      0
    • 4 Stars
      0
    • 3 Stars
      0
    • 2 Stars
      0
    • 1 Stars
      0
    No Reviews are Available