A barely noticeable sound delivered at exactly the right moment during sleep may give one of the brain’s overnight ...

Your sleeping brain is not quiet. Electrical waves roll across it, blood vessels rhythmically change size and cerebrospinal ...

Think pink for better sleep and extra brain benefits. While research is mixed about the benefits of background noise during ...

Carefully timed sounds can make fluid waves larger in the sleeping brain, giving researchers a new way to study how brain activity and CSF flow are connected.

Functional magnetic resonance imaging, or fMRI, gives researchers a powerful way to study brain activity. But the scans can ...