The story of human evolution in ancient past is said to be written in our modern bodies. In his book “Descent of Man,” Charles Darwin talks about vestigial structures. A vestigial structure is a body ...

A 183-million-year-old plesiosaur fossil unveils rare skin details, reshaping our understanding of ancient marine life.

Medically reviewed by Andrea L. Braden, MD The female reproductive system is the internal and external organs involved in fertility, conception, pregnancy, and childbirth in people assigned female at ...

The oral cavity consists of the dental structure (teeth and periodontium ... which are essential to understanding oral and craniofacial biology. The craniofacial bone (skull) can be divided into two ...

Hair also has a bio-psycho-social function ... Calcium is needed for the growth and maintenance of bones, as well as for muscle contractions. The endocrine system involves the body’s hormones. Vitamin ...

The Kostenki 11 site, located near the Don River, just 300 kilometers from Moscow, is one of the most significant Upper ...

Medically reviewed by Gagandeep Brar, MD Bone marrow is the deep, interior portion of your bone. Your bone marrow, which has ...

Scientists have discovered that the secrets to pterosaur success lie in the microscopic architecture of their bones.

Liverpool researchers' discovery of collagen in fossilized bones could provide new insights into dinosaurs. For years, ...

The microarchitecture of fossil pterosaur bones could hold the key to lighter, stronger materials for the next generation of ...

Feb. 13, 2025 — New research has revealed that birds, reptiles, and mammals have developed complex brain circuits independently, despite sharing a common ancestor. These findings challenge the ...

The concept includes anatomy, physiology, cell biology, biochemistry and biophysics ... A study now reveals the structure of the GHSR1a–miniG q complex bound to the approved drug anamorelin ...