Study reveals that early embryonic cells can switch roles, reshaping what we know about how fins, gills, and other body structures evolve.

Centipedes and millipedes are frequently mistaken for one another due to their numerous legs and similar names, but they are quite different creatures. Centipedes have flat bodies with one pair of ...

The concept of somatotypes is based on the understanding that everyone is born with a body type. Body type, or somatotype, is inherited and expresses itself as skeletal structure and body composition.

Human anatomy is far from complete, with ongoing discoveries reshaping understanding of variation, structure, and disease.