People have been wearing blue jeans for centuries. Originally, the blue color came from a natural indigo dye. The dye was chosen for the way it interacted with cotton. When heated, most dyes ...

Japanese jeans hand-dyed with natural indigo and weaved on a clackety vintage loom, then sold at a premium to global denim ...

Transparency has become a buzzword in fashion of late, with labels keen to show their best ... jeans can carry a steep environmental toll, because the dye used to give them their usual blue ...

A new technique for dyeing denim using a chemical that turns blue in sunlight could slash the environmental impact of jeans ...