If you want to unearth the history and origins of Mardi Gras, the iconic Mardi Gras colors are a good place to start ...

Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...

After detailed scans of the find and a yearslong preservation process, experts identified the material as a 1,600-year-old purple fabric woven with gold threads. Its purple dye, now faded to a red ...