Katmai National Park & Preserve in Alaska has you covered — in “mystery bones.” Park officials shared photos of a series of bones that had “stumped” rangers and archeologists and encouraged the park’s ...

Investigators faulted the guard, now fired, for excessive force and said neither youth was acting combative. The incidents ...

This may affect your left or right arm alone, or it can happen to both arms at the same time. There are four muscles that ...

However, some causes of left shoulder pain may be related to ... is a group of muscles and tendons that keep your upper arm bone (humerus) in the shoulder socket. Tissues of the rotator cuff ...

The humerus of a modern human, left, that of the "Ushikawa man" within ... known as the "Ushikawa man," are actually the bones of a bear, researchers recently announced. The fossilized bones ...