Researchers have developed a new type of MRI antenna inspired by metamaterials that could reveal hard-to-image areas of the ...

Cerebrospinal fluid (CSF) is a clear and watery liquid that flows in and around the brain and spinal cord. Its functions include protecting parts of the nervous system, delivering nutrients and ...

A simple yawn may feel like the most ordinary of human acts—a reflex triggered by tiredness, boredom, or seeing someone else's mouth stretch wide. But scientists still cannot say with certainty why we ...