The human muscular system is complex and has many functions in the body, like mobility and stability. Learn more about the muscular system here.

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

Hippocampus articles from across Nature Portfolio The hippocampus is a forebrain structure located within the medial temporal lobe that consists of the subiculum, CA1, CA2, CA3 and dentate gyrus ...

MRI-based structural imaging has become an integral component of the clinical assessment of patients with suspected Alzheimer disease (AD), and atrophy of medial temporal structures is now ...