Uncategorized

  1. Health & Medicine

    Stroke site is often not right

    Thousands of strokes in the right half of the brain may go unrecognized because their symptoms are less distinctive than those of left-side strokes.

    By Ben Harder
  2. Health & Medicine

    Targeted Attack

    Scientists are piecing together the details of how mutations in a protein called EGFR can lead to cancer, and they are designing a new class of drugs to stop the protein's destructive behavior.

    By Emily Sohn
  3. Earth

    Earthshaking Event

    Seismic instruments have provided a wealth of information about the earthquake that rocked Sumatra on Dec. 26, 2004.

    By Sid Perkins
  4. Math

    Knotted Strings and Inca Accounts

    Researchers are starting to untangle mysterious Inca messages encoded in knotted strings.