Chemical bonds within the eye-lens protein gamma-B crystallin hold the protein together and are therefore important for the function of the protein within the lens. Contrary to previous assumptions, ...

Uveitis is inflammation of the eye originating in the uvea, which includes the iris, ciliary body, and the choroid. Anterior uveitis affects the iris; intermediate uveitis affects the ciliary body, ...

Abnormalities in the shape of the sclera, the white of the eye, can cause various complications and lead to blindness. However, techniques to observe the sclera in detail, such as its fibrous ...

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 ...

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 ...

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, ...

Deep within the western Sahara Desert in Mauritania, there is one of the world's natural wonders: the Eye of Sahara, or rather, the Richat Structure. Such a structure is immense and takes the shape of ...