Uncategorized

  1. Life

    Cells from grandma help keep fetus safe

    Grandmother’s cells may watch over grandchildren in the womb.

    By Tina Hesman Saey
  2. Environment

    Fracking doesn’t always go to great depths

    Fracking at shallow depths is unexpectedly common in the United States and raises new concern for drinking water contamination.

    By Beth Mole
  3. Neuroscience

    Boosting estrogen, only in the brain

    Scientists have developed a chemical that transforms into the hormone estrogen in the brain, but not the body, of rats.

    By Sarah Schwartz
  4. Health & Medicine

    Bystanders deliver on CPR

    People suffering from cardiac arrest are more likely to survive without brain damage if a bystander performs CPR, new studies suggest.