What makes the Lapis Lazuli so meaningful? The Lapis Lazuli is a special blue metamorphic rock that has been used for many healing purposes. Its shiny vibrant color makes it great for jewelry and ...

What Anita Radini noticed under the microscope was the blue—a brilliant blue that seemed so unnatural, so out of place in the 1,000-year-old dental tartar she was gently dissolving in weak acid. It ...

Over the past two decades, exhibits like Gods in Color and Chroma have popularized the idea that the ancient world was awash in color. But what do we really know about how ancient peoples understood ...