An analysis of two theropod dinosaur fossils has shown that they had a type of carpal bone (pisiform) in their wrists—a bone ...

There are 27 bones in the hand and wrist that allow humans to complete delicate tasks like writing or using sign language. Let's take a closer look.

A pivotal wrist bone in birds appears earlier in theropods. This could shift views on how flight evolved. An analysis of two ...