David 
David
annotated
1+ month ago
A paleontologist is a scientist who studies paleontology, learning about the forms of life that existed in former geologic periods, chiefly by studying fossils.
David
annotated
1+ month ago
Avatar’s Flying Reptiles Soared In Ancient China
Avatar’s Flying Reptiles Soared In Ancient China | Asian Scientist Magazine | Science, Technology and Medicine News Updates From Asia
Scientists discover that flying reptiles first seen in a science-fiction film may really have existed hundreds of millions of years ago in China.
www.asianscientist.com
David
annotated
1+ month ago
David
annotated
1+ month ago
景泰蓝，北京市汉族传统手工艺品，距今已有600多年的历史。又称“铜胎掐丝珐琅”，俗名“珐蓝”，又称“嵌珐琅”，是一种在铜质的胎型上，用柔软的扁铜丝，掐成各种花纹焊上，然后把珐琅质的色釉填充在花纹内烧制而成的器物 。
