The intricacy and seeming perfection of the eye, both as an object of anatomical beauty and as a working machine, have worried and intrigued scientists, philosophers and zealots, especially during ...

Through natural selection, different types of eyes have emerged in evolutionary history -- and the human eye isn't even the best one, from some standpoints. Because blood vessels run across the ...

In this video, learn about different parts of the human eye and how our sight works. Follow me please class. We’re here at the optician’s to get a good look at a human eye and find out how it ...