News

  1. Climate

    Alaskan peatlands expanded rapidly as ice age waned

    The rapid growth of Alaskan wetlands before 8,600 years ago was due to hotter summers and colder winters, which could spell trouble in a warmer world, a new study suggests.

    By Sid Perkins
  2. Life

    Insulin-producing cells can regenerate in diabetic mice

    Animal study finds that the pancreas can spontaneously regenerate beta cells.

    By Tina Hesman Saey
  3. Life

    Researchers figure out how flies taste water

    A study identifies the cell membrane protein that flies use to detect water’s flavor.

    By Rachel Ehrenberg
  4. Life

    When two hyenas get the giggles

    Laughs of higher-status individuals are more posh, a study in a captive colony suggests.