A research team has recreated the evolution of the eye in a physics simulation. The results show why nature chose such ...

Q: When first learning about genetics, we’re taught that blue eyes are recessive and brown is dominant, but what about green eyes? Also, what are the squiggly lines in light-colored eyes? — Tim Patten ...

Beauty may be in the eye of the beholder, but when it comes to what gives tiger's eye its beauty, geologists may have been wrong for years, according to Penn State geoscientists. The popular stone ...

An unusual eye structure helps the strange-looking elephantnose fish see in their dim and murky habitat, a new study suggests. These fish live in muddy rivers in central and west Africa, which are ...

A close-up photograph of what appears to be a light-brown human eyeball shows the organ's expansive, cavernous depths surrounding a seemingly bottomless, black pit that, together, mimics the intricate ...

New research uncovers how everyday screen time and reading behaviors could shape kids’ eye health, offering insights for early myopia prevention. Study: Thicker peripapillary choroid may be associated ...

Contrary to what certain cartoons may have us believe, insects’ compound eyes don’t produce a grid of tiny identical images. Instead, each of their many optical facets supply one unique section of a ...

BECAUSE it is locked away inside the skull, the brain is hard to study. Looking at it requires finicky machines which use magnetism or electricity or both to bypass the bone. There is just one tendril ...

The human eye is an exquisitely complicated organ. It acts like a camera to collect and focus light and convert it into an electrical signal that the brain translates into images. But instead of ...

Seeing flashing lights in the corner of one or both eyes can occur with migraine or result from trauma, detached retina, or other problems. The flashes of light may vary in shape, color, frequency, ...