Uncategorized

  1. Astronomy

    Cosmic afterglow steals the limelight

    Thanks to a chance cosmic alignment, researchers appear to have resolved the detailed structure of the afterglow of a gamma-ray burst—even though the parent burst erupted halfway across the universe.

    By Ron Cowen
  2. Tech

    Software enhances view of aircraft flaws

    New software can run an ultrasonic machine that will map corrosion beneath the surface of an airplane more quickly, safely, and effectively than can existing devices.

    By Laura Sivitz

  3. Some teens show signs of future depression

    Certain characteristics typify teens who suffer recurrences of depression as young adults, raising researchers' hopes for devising improved depression treatments.

    By Bruce Bower
  4. Health & Medicine

    Bacteria Provide a Frontline Defense

    Bacteria genetically engineered to secrete microbe-killing compounds can fight disease in mice and rats.