The world is full of darkness, reflected in the physiology of the human retina, researchers say
Tuesday, October 5, 2010 - 11:31
in Biology & Nature
Physicists and neuroscientists from the University of Pennsylvania have linked the cell structure of the retina to the light and dark contrasts of the natural world, demonstrating the likelihood that the neural pathways humans use for seeing are adapted to best capture the world around us.