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David annotated 1+ month ago
Scientists discover that flying reptiles first seen in a science-fiction film may really have existed hundreds of millions of years ago in China.
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.

David edited 1+ month ago
Paleontologists have identified a new species of flying reptile that lived over 120 million years ago in northeastern China. Their findings have been published in Scientific Reports. Pterosaurs...
David annotated 1+ month ago
最初的镇是用来压席子的角的。战国时期室内家具的种类不多,比较讲究的房间里也不过陈设矮床、几案、屏风等物。古代,镇用来压书、画、字,以免它们的边角起折。