Uncategorized

  1. Well-Tooled Primates

    People may have leaned on ancient primate-brain capacities to begin making stone tools by 2.5 million years ago, a transition that possibly spurred the development of language and other higher mental faculties.

    By Bruce Bower
  2. Math

    Sudoku Class

    Sudoku puzzles are showing up in the math classroom.

    By Ivars Peterson
  3. Humans

    From the January 30, 1937, issue

    A new atomic gun, an old human skull, and making stronger rayon.

    By Science News
  4. Humans

    Malaria Control

    While you’re sending an e-mail or surfing the Web, your computer could be helping to tackle one of Africa’s major challenges: malaria. In a project coordinated by CERN, volunteer computers in homes and offices run a simulation program called MalariaControl.net,