From ancient philosophers who saw the heart as the seat of the soul to modern cardiologists mapping electrical impulses, ...

The human skeleton — our internal framework that includes bones and cartilage — evolved over millions of years. It comprises an axial skeleton, which consists of the skull and the spine, as well as an ...

"Grey’s Anatomy," the longest-running primetime medical drama, is marking 20 years of making fans swoon, laugh and cry.

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...