Uncategorized

  1. Health & Medicine

    UV radiation, not vitamin D, might limit multiple sclerosis symptoms

    The rarity of MS in the tropics may be due to higher ultraviolet light exposure, not necessarily increased vitamin production, new research suggests.

    By Nathan Seppa
  2. Life

    Hawaiian caterpillars are first known amphibious insects

    Developing underwater or above, it’s all good for moths that evolved new lifestyle in the islands

    By Susan Milius
  3. Anthropology

    Ancient footprints yield oldest signs of upright gait

    Human ancestors may have been walking with an efficient, extended-leg technique by 3.6 million years ago.

    By Bruce Bower
  4. Health & Medicine

    Ingredient of dark roasted coffees may make them easier on the tummy

    A compound generated in the roasting process appears to reduce acid production in the stomach.