The ancient world was replete with a myriad of fascinating civilizations, many of which are no longer remembered.

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 ...

Seal carving dates back to the Spring and Autumn period in China (770-476BC), when the tradition of signing documents with personalised engraved stone seals dipped in vermilion cinnabar paste began.