This image shows a scrap of the indigo-dyed fabric (right) and a diagram of the cloth (left), highlighting the blue stripes. Splitstoser et al., Science Advances Archaeologists recently uncovered ...

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the ...

Researchers at the University of California, Berkeley are trying to make the process of making blue jeans greener, by engineering bacteria to produce the indigo dye responsible for jeans’ ...

Take a good look at the piece of cloth pictured at the top of this story. That was made 6,000 years ago by people living on the coast of Peru. Now check out those faint blue lines running through it.

We’re used to thinking about the colour blue symbolically. We might have the blues, see ourselves as blue-collar workers, or receive unsettling news as a bolt from the blue. But the colour’s ...

Bhasha Chakrabarti, "To Be So Black And Blue, Dominic As Neela Madhava" (2021) (all images courtesy the artist and M+B) When I Get That Mood Indigo at M+B, Los Angeles is a tribute to the complex ...