There could be new hope for people afflicted with the skin-discoloring disease, vitiligo. A new treatment reportedly works ...

The sugar is an exopolysaccharide (EPS) made and secreted by Bacillus subtilis, a harmless bacterium ... the cells responsible for destroying pigment, and more regulatory T cells, which protect ...

Archaeologists excavating near the Colosseum found a rare chunk of Egyptian blue pigment dating back about 2,000 years. Photo from Simona Murrone and the Colosseum Archaeological Park Across the ...