Singer Billie Eilish changes her hair to match her different music eras, but her natural color probably isn't what you think ...

The ‘70s outfits mixed disco dazzle, boho flair, and fearless fashion into unforgettable styles. Find out how to channel this ...

Lignin is an abundant and complex biopolymer with inherent color but has only a few applications. It has the potential to replace synthetic acid dyes for the coloration of wool fibers in brown shades, ...