Iridescence in bird feathers has been demystified

Humans have been mesmerized by the iridescence of birds for years. Why else would we go from fanning ourselves with peacock feathers to wearing multichrome nail polishes and eyeshadows whose colors shift right before our eyes?

Researchers find birds' dazzling iridescence linked to nanoscale tweak of feather structure

What Is the Essence of Iridescence? Ask a Hummingbird

Is Fluorescence Possible in Twilight?

Frontiers Cortex Thickness Is Key for the Colors of Iridescent Starling Feather Barbules With a Single, Organized Melanosome Layer

Birds' dazzling iridescence tied to nanoscale tweak of feather structure - High Meadows Environmental Institute

Rainbow' dinosaur discovery: Tiny dino had colorful feathers

Birds' dazzling iridescence tied to nanoscale tweak of feather structure - High Meadows Environmental Institute

Hummingbirds Owe Their Shimmer to Microscopic Pancake-Like Structures

Hummingbird iridescence: an unsuspected structural diversity influences colouration at multiple scales

Scientists discover how birds evolved to have colourful feathers – The Irish News

The Color of Birds: iridescence

Thalassarche — Something About A Bird: Corvid Iridescence

What Is the Essence of Iridescence? Ask a Hummingbird

Bird Feathers: Their Contours, Colors & Role In Flight