(Nanowerk News) In the colorful world in which we live, colors are significant for not only aesthetics and pleasure, but also for communication, signaling, and security. Colors are produced through ...

Researchers at the Technical University of Denmark created these images using a new technique of structural color laser printing. Technical University of Denmark You never see a faded peacock. The ...

Chiral-structural-color materials produce color through microscopic structures that interact with light rather than through pigmentation or dyes. Some beetle exoskeletons, avian feathers, butterfly ...

Some birds are iridescent because of the physical make-up of their feathers, but scientists had never found evidence of this structural color in the group of birds containing ostriches and cassowaries ...

Long before Britain’s National Physical Laboratory first developed a super black coating for its instruments to absorb stray light photons reflected from surfaces, birds invented it through the magic ...

In the colorful world in which we live, colors are significant for not only aesthetics and pleasure, but also for communication, signaling, and security. Colors are produced through either absorption ...

Researchers made nano-sized balls of melanin aggregate into clusters called supraballs. Melanin appears black in individual nanoparticles. But altering spacing of the nanoparticles in the ball affects ...