Uncategorized

  1. Psychology

    Ratio for a good life exposed as ‘nonsense’

    A heralded calculation of people’s ability to flourish is a mathematical mirage, researchers say.

    By Bruce Bower
  2. Humans

    DNA reveals details of the peopling of the Americas

    Migrants came in three distinct waves that interbred once in the New World.

    By Tina Hesman Saey
  3. Life

    Envisioning a fly brain

    A new map of the fruit fly brain shows how the insect detects motion.

    By Laura Sanders

  4. Letters to the editor

    Bohr no boor As described in “When the atom went quantum,” (SN: 7/13/13, p. 20), Bohr’s willingness to travel both paths when different viewpoints seemed to clash, yet both seemed to fit the data, was crucial to the development of quantum mechanics.