These data provide preserved soft anatomy that independently validate the ancestral theropod flight system. The heavily constructed shoulder and more weakly constructed chest in the early pygostylian ...

The scapula has its own set of joint actions: The shoulder girdle has a set of joint actions specific to motion of the scapula. Although this may seem like just another set of confusing terms to ...

PEOPLE's Grey’s Anatomy special edition issue hits newsstands Friday, April 19. The magazine retails for $14.99. Grey's Anatomy airs Thursdays at 9 p.m. ET on ABC.