While dinosaurs roamed the Earth, flying reptiles called pterosaurs ruled the skies above. These included the largest animals to ever take flight, and a new study has uncovered some of the biological ...

The vertebrae that make up the cervical spine are the smallest seven within the spinal column. These bones give the neck structure, support the skull, and protect the spinal cord, among other ...

What Is the Cervical Spine? Where Is the Cervical Spine Located? A long, flexible column extending through most of your upper body, the spinal column consists of seven bones called vertebrae. The ...

The lumbar spine includes five vertebrae that help with mobility and stability. Lumbar vertebrae are larger because they carry the load from your head down to the lower spine. The lumbar spine has a ...

Block vertebrae is when two or more vertebrae are fused. It’s present from birth and can cause pain and reduced range of motion. Treatment may include medications, physical therapy, or surgery. Your ...

Evidence of one of the largest sharks to live in North American waters during the Lower Cretaceous period was discovered in 2015 north west of Fort Worth, Texas, in a fossil-prolific limestone layer ...