In mice, the HIV drug maraviroc restored a system that links new memories that are made around the same time. The finding could help treat memory problems in people.

A team at Stanford University has reversed memory loss in old mice by flooding their brains with spinal fluid taken from young animals. The finding may hold promise for Alzheimer's research.

Scientists have found a cluster of rhythmic brain cells in newborn mice that may explain why spoken languages around the world share a common tempo.

An experiment that induced imaginary sounds in both people and mice could help explain how brain disorders like schizophrenia cause hallucinations.