The colour Purple is most famously associated with royalty. Learn the science behind Tyrian Purple, why this dye was more ...

Those who are familiar with the Emperors of Byzantium know they were often spoken of as "purple-born," a phrase that has, understandably, sparked some wild representations of these powerful rulers of ...

THE synthetic dye problem as it presents itself to the French chemist was admirably stated by Prof. Auger in an address delivered on February 11 to the Société des Amis de l'Université de Paris. For ...

1. The human eye can see about 1 to 10 million colours. 2. Men and women see colours differently. 3. Charles Darwin invented the colour wheel. 4. Red food dye is made from crushed bugs. 5. Purple was ...

An archeological site dating back as early as 1100 BC has been found in modern-day Israel that was once a thriving purple-dye manufacturing plant. In an article recently published in the journal ...

How prized was Tyrian purple in ancient times? Highly. In fact, so popular and sought-after was the dye that traces of its production—clumps of pigments, remains of workshops—have surfaced in ...

Archaeologists in northern Israel have made an extraordinary discovery that shines a new light on the ancient world’s most prized commodity. A nearly 3,000-year-old factory responsible for creating ...

It happens to even the best laundry sorters: Sometimes, a bright-colored garment sneaks into a load of lighter clothes, and now your favorite white shirt isn’t so white anymore. Assuming you’re not ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. Ancient Greeks and the Romans considered Tyrian purple, first ...

For thousands of years, one color rose above all others — and was worth more than its weight in gold, according to a fourth-century imperial edict. Tyrian purple was a highly prized pigment developed ...