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  1. Space

    Flying on Sunshine

    Once futuristic visions, solar sails now take off.

    By Alexandra Witze

  2. BOOK REVIEW: The Neighborhood Project: Using Evolution to Improve My City, One Block at a Time by David Sloan Wilson

    Review by Sid Perkins.

    By Science News

  3. BOOK REVIEW: Now You See It: How the Brain Science of Attention Will Transform the Way We Live, Work, and Learn by Cathy N. Davidson

    Review by Bruce Bower.

    By Science News

  4. Rome: Day One by Andrea Carandini

    An archaeologist puts forth a controversial theory, contending that a king named Romulus scratched out Rome’s boundaries in a day. Princeton Univ. Press, 2011, 172 p.,