Historians recently shared their findings about an ancient purple dye factory at Tel Shiqmona in modern-day Israel, providing insights into life during Biblical times.

Located at Tel Shiqmona in coastal Israel, the facility turned sea snails into purple dye at an industrial scale ...

One reader wonders: Since purple dye was scarce, why didn’t people just combine blue and red? Illustration by Aurélia Fronty Q: I’ve heard that purple was called the royal color because ...