News

  1. Life

    Ocean noise is a whale of a stressor

    The post-9/11 quiet in Atlantic shipping lanes calmed the biggest marine mammals, hormone measurements suggest.

    By Devin Powell
  2. Life

    How a stomach bug may ward off asthma

    An ulcer- and cancer-causing bacterium may protect against the airway disease by influencing key players in inflammation.

    By Tina Hesman Saey
  3. Chemistry

    Taste of fructose revs up metabolism

    The pancreas pumps more insulin in response to the sugar, potentially throwing the body’s energy-storage machinery out of whack.

    By Rachel Ehrenberg
  4. Animals

    Chimps lend a hand

    The finding suggests nonhuman primates recognize their peers’ intentions and desires.