Blueberries owe their striking color not to blue pigments, but to microscopic structures in their waxy coating that scatter blue and ultraviolet light. This natural “optical trick” could inspire ...

(Nanowerk Spotlight) Color plays a crucial role in our daily lives, from the clothes we wear to the screens we gaze at. Yet, traditional methods of creating color, which rely on chemical pigments and ...

Ever wondered why blueberries are blue, but red when you squish them? Well, scientists have finally solved that great mystery. The blue comes from within their waxy coats – and scientists have been ...