You can save this article by registering for free here. Or sign-in if you have an account. I'm not going to lie. I'm not a fan of the hippie look. Tossing flowing locks over my shoulders and dancing ...

Henna has been used to dye hair since Egyptian times (Greek, Roman, Persian cultures). It was extracted from a Lawsonian plant boiled in hot water and placed on the head. Natural henna contains ...

Researchers have developed a simple method for making fluorescent dyes of many colors that can be activated by visible light. The method involves switching out a single oxygen atom in existing ...

THE rate of progress in the dyestuff industry is admittedly far more rapid than in any other branch of applied chemistry, and the advances made during the past ten or fifteen years have effected an ...

The French startup’s room-temperature dyeing technology promises up to 90 per cent lower energy use, cleaner wastewater, and cost parity with petrochemical dyes.