Find out more about Body Fossils and Trace Fossils. Fossils can be categorized in two basic types: body fossils and trace fossils. Body fossils help scientists learn what plants and animals looked ...

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

Many body parts can be transplanted or replaced with artificial equivalents, including corneas, livers, hearts, joints, and even entire faces. This technology will improve by leaps and bounds ...