An allergic reaction to propylene glycol can cause a skin rash, itching and blistering.

Explore the revival of Egyptian blue pigment and its uses in science, from archaeology to fingerprinting and counterfeit prevention.

The pigment Egyptian blue was used in ancient Egypt and Rome, but the recipe was lost to time. Now, chemists have replicated this blue pigment.

It's a regrettable reality that there is never enough time to cover all the interesting scientific stories we come across ...

Scientists at Raman Research Institute (RRI) in Bengaluru, an autonomous institute under the Centre's Department of Science ...

You may know the story, but these lesser-known miracles and mysteries surrounding Our Lady of Guadalupe are sure to renew ...

Anaerobic bacteria were among the first life forms on earth and existed at a time when there was no oxygen in the atmosphere. While many organisms ...

Lately, I’ve been taken with natural food coloring — and not just because there’s been a lot of conversation about food dyes ...

The Synthetic Human Genome Project (SynHG) will take decades to complete and cost anything from millions to hundreds of ...

In keeping with the summer library theme “Color Our World,” next week is all about color at Reedsburg Public Library with two ...

Ultramarine dye was the most expensive in Europe until the 19th century, as the lapis lazuli from which it was produced was ...

Long before fast fashion and synthetic blends, India was weaving magic with natural dyes, human hands, and unmatched patience ...