In a first-of-its-kind discovery, archaeologists in China have unearthed the 2,200-year-old burial of a woman whose teeth had been painted with cinnabar, a toxic red substance. Cinnabar is a ...

Researchers found the remains of a woman over 2,000 years old in northwest China with red-dyed teeth thanks to the use of cinnabar, a mineral composed of mercury sulfide. This is the first documented ...