Scientists in France recently surgically removed a slow-growing brain tumor (a diffuse, low-grade glioma) from a patient. The surgery was a success, in more ways than one. It removed the patient’s ...

This article was produced in partnership with the author by Scientific American Custom Media, a commercial division separate from the magazine’s board of editors. Exposure to a favorite brand of face ...

Decades before Alzheimer’s disease symptoms appear, neurons become hyperactive, and the reason could be that astrocytes fail to keep them in check. In a bioRxiv preprint uploaded on April 26, ...