Uncategorized

  1. Climate

    Plumes of arctic haze traced to Russia, Kazakhstan

    Smoke from forest fires, agricultural burning may be substantial part of springtime plumes.

    By Sid Perkins
  2. Tech

    Two satellites collide in Earth orbit

    In an unprecedented collision, two large satellites crashed into each other in low-Earth orbit on February 10.

    By Ron Cowen
  3. Science & Society

    Kids’ gestures foretell better vocabularies

    Toddlers who gesture more at age 14 months possess larger vocabularies when entering school, new research finds.

    By Laura Sanders
  4. Humans

    First rough draft of Neandertal genome released

    A rough draft of the Neandertal genome is complete, scientists announced on Darwin’s 200th birthday.