Tag: Sunlight

  • Nation & World

    Shelter for the psyche

    Harvard psychiatrist Jacqueline Olds offers some tips for coping with the snow and the dark days of winter.

    8 minutes
  • Nation & World

    Newborns need for vitamin D

    The vitamin D levels of newborn babies appear to predict their risk of respiratory infections during infancy and the occurrence of wheezing during early childhood, but not the risk of developing asthma. Results of a study in the January 2011 issue of Pediatrics support the theory that widespread vitamin D deficiency contributes to risk of…

    3 minutes
  • Nation & World

    Constant temps key to biodiversity

    New paper answers the long-standing scientific question about cause of tropics’ stunning biodiversity.

    3 minutes