Older jade may have drooping branches that threaten ... Some people also prefer to prune to encourage specific growth ...

Distinctive spiral patterns carved into a small jade ring show that China was using complex machines more than 2500 years ago, says a Harvard graduate student in physics. The ring was among the ...

Xu explains that ancestors share the same awe toward nature. A jade eagle with identical forms and patterns on each side and two wings shaped like a pig's head is a highlighted item. "It suggests ...