Uncategorized

  1. Health & Medicine

    Drug combination may fight breast cancer

    Retinoic acid, when combined with a drug that reverses a process called methylation in breast tumor cells, may awaken a key cancer-fighting gene.

    By Nathan Seppa
  2. Astronomy

    Astronomers rediscover long-lost asteroid

    After 89 years of playing a cosmic version of Where's Waldo?, astronomers have located a long-lost asteroid named Albert.

    By Ron Cowen
  3. Earth

    Prescribed fire burns out of control

    A fire set by the National Park Service to clear underbrush burned out of control, consuming more than 44,000 acres around Los Alamos, N.M.

    By Tina Hesman Saey

  4. Grade-Schoolers Grow into Sleep Loss

    By the sixth grade, many middle-class children may experience substantial sleep deprivation that has the potential to interfere with their ability to learn and pay attention.