The foramen magnum, a large opening at the base of the skull, is critical in neurosciences, forensic anthropology and bioarchaeological research. Recent investigations into its morphometry have ...

March 17 (UPI) --New research by anthropologists at Stony Brook University and the University of Texas at Austin confirm the human skull and bipedalism co-evolved. Scientists have previously linked ...

The evolution of bipedalism in fossil humans can be detected using a key feature of the skull -- a claim that was previously contested but now has been further validated by researchers. The evolution ...

The 2.8 million-year-old Australopithecus africanus "Taung child" skull was discovered in South Africa in 1925. Source: Wikimedia/Creative Commons New research further validates that bipedalism ...

Chiari malformation type I (CMI) is a congenital neurological disorder characterized by the herniation of cerebellar tonsils through the foramen magnum, leading to impaired cerebrospinal fluid (CSF) ...

Chiari malformation is a condition characterized by cerebellar tonsillar herniation of ≥5 mm below the level of the foramen magnum. Ms B, a 33-year-old white woman, presents with a complaint of severe ...

Chiari Malformation Type I: (Left) T2-weighted sagittal MRI; (Right) T2-weighted axial MRI. Note that in Chiari malformation type I the brainstem and cerebellar tonsils descend below the foramen ...