Tag: stimuli

  • Nation & World

    A volume control for the brain 

    The brain is awash in sights, sounds, smells, and other stimuli every moment. How can it sort through the flood of information to decide what is important and what can be relegated to the background? Harvard researchers found evidence that oxytocin, popularly known as the “love hormone,” plays a crucial role in helping the brain…

    3 minutes
  • Nation & World

    Sense of scents

    A new study sheds light on the extent to which animals can make distinctions among scents.

    3 minutes