Redhead Gene Could Be Like Extra 21 Years in the Sun
Round hair follicles produce straight hair, oval follicles curly hair.
Feathers, Hair, Scales Evolved from One Ancestor
Gene Holds Key to (No) Grey Hair
A healthy human hair is almost as strong as copper wire of the same diameter.
The Medici Venus sculpture now bare once had red lipstick and golden hair.
Programmable, 3D-Printed Hair Goes To Great Lengths