lundi 18 février 2008

1055 : How & why

1. EYE DESIGN A. Importance of eyes - How and why we see      After millennia of recorded history, we are just beginning to understand the complexity and diversity of eyes. Most living creatures and some plants have individually designed eyes. Sight is essential for most creatures. For most of us the eye provides the most important link to the world by enabling us to visualize shapes and colors. Some animals and plants only sense changes in light without seeing specific images. The eye and brain process visual... [Lire la suite]
Posté par Sparadrap à 18:51:00 - Commentaires [1] - Permalien [#]
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