Eggshell color comes from the hen’s breed—not nutrition. See why brown vs. white eggs cost differently and how feed, not ...

Shell colour variation in mollusks is a multifaceted trait governed by complex genetic mechanisms that orchestrate pigment biosynthesis, tissue differentiation and biomineralisation. Studies indicate ...

William Douglas has been writing The Color of Hockey blog since 2012. Douglas joined NHL.com in 2019 and writes about people of color in the sport. Today, he profiles Wagner Shell III, a 12-year-old ...