When evolution skeptics want to attack Darwin's theory, they often point to the human eye. How could something so complex, they argue, have developed through random mutations and natural selection ...

As far as evolution goes, that’s a blink of an eye. The mantle of the bay scallop (Argopecten irradians) is festooned with up to 100 brilliant blue eyes. Each contains a mirrored layer that acts ...

Any animal’s eye color is determined by its levels of two melanin pigments: eumelanin, which makes brown-black, and ...

The eye would then be struck with a blunt object ... Today, routine wounds are <3 mm long, and 1 mm wounds are on the horizon. The evolution of smaller surgical incisions was matched by the ...

The invention of the eye ushered in a more brutal and competitive world. Vision made it possible for animals to become active hunters, and sparked an evolutionary arms race that transformed the ...